Gray 7
gray-7 · #495057
HEX
#495057
RGB
rgb(73, 80, 87)
CMYK
cmyk(16%, 8%, 0%, 66%)
HSL
hsl(210, 9%, 31%)
LAB
lab(33.6, -1.1, -5.1)
What is Gray 7?
Gray 7 is the gray-7 reference in the Open Color. Its sRGB value is #495057 (rgb 73, 80, 87). It sits in the neutral family. Open Color, an open-source color palette by Heeyeun designed for UI work. 13 hues across 10 shades (0 to 9) tuned for screen legibility and accessibility. See disclaimer for accuracy and trademark notes.
Accessibility
WCAG 2.1 contrast checks for Gray 7 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Gray 7
An 11-step tonal scale derived from Gray 7 (#495057). Click any swatch to copy its HEX. Use these as a starting point for design tokens, hover states, and disabled states in a design system.
50
#F0F1F2
#F0F1F2
100
#E2E3E4
#E2E3E4
200
#C5C7C9
#C5C7C9
300
#A4A8AB
#A4A8AB
400
#777C81
#777C81
500
#495057
#495057
600
#3E444A
#3E444A
700
#2F3439
#2F3439
800
#212427
#212427
900
#121416
#121416
950
#090A0A
#090A0A
Lighter tints (mixed with white)
15%
#7D8184
30%
#9FA1A3
45%
#B9BBBC
60%
#CFD0D1
75%
#E3E3E4
Darker shades (mixed with black)
15%
#434A50
30%
#3D4349
45%
#363B41
60%
#2D3237
75%
#23272B
Color harmonies for Gray 7
Classic color-theory harmonies derived from rotating the hue of Gray 7. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#495057
#495057
#564F48
#564F48
Triadic
Three colors 120° apart
#495057
#495057
#56484F
#56484F
#4F5648
#4F5648
Analogous
Two neighbors ±30° on the wheel
#485656
#485656
#495057
#495057
#484856
#484856
Split-complementary
Base + two colors flanking its complement
#495057
#495057
#564848
#564848
#565648
#565648
Tetradic
Two complementary pairs
#495057
#495057
#4F4856
#4F4856
#564F48
#564F48
#4F5648
#4F5648
Square
Four colors evenly spaced 90° apart
#495057
#495057
#564856
#564856
#564F48
#564F48
#485648
#485648
Gray 7 in every color space
Full conversion of Gray 7 across the color spaces designers and developers actually use — including OKLCH (the perceptually-uniform space that powers Tailwind v4 and CSS Color Module Level 4) and HWB.
HEX
#495057
RGB
rgb(73, 80, 87)
CMYK
cmyk(16%, 8%, 0%, 66%)
HSL
hsl(210, 9%, 31%)
HSV
hsv(210, 16%, 34%)
HWB
hwb(210 29% 66%)
CIE Lab
lab(33.6 -1.1 -5.1)
OKLCH
oklch(42.8% 0.015 248.2)
XYZ (D65)
xyz(7.34, 7.84, 10.14)
Copy-ready code for Gray 7
Drop-in snippets for CSS, Tailwind, Sass, iOS Swift, and Android XML. Click the copy button on any snippet to put it on your clipboard.
CSS
color: #495057;
background-color: #495057;CSS variable
:root {
--color-gray-7: #495057;
}Tailwind config
// tailwind.config.js
colors: {
'gray-7': '#495057',
}Sass
$color-gray-7: #495057;Swift UIColor
UIColor(red: 0.286, green: 0.314, blue: 0.341, alpha: 1.0)Android XML
<color name="gray-7">#495057</color>Closest match in every color system
The nearest Gray 7 equivalent in every other color system on this site, ranked by ΔE2000 perceptual distance. Useful when translating between design-system, web-standard, and industrial color references.
Closest in Open Color
Top 6 ΔE2000-closest entries within the same collection.
Closest Pantone matches
Top 6 ΔE2000-closest Pantone references. Cross-system matching is approximate — see disclaimer.
Closest RAL Classic matches
Top 6 ΔE2000-closest RAL Classic references for industrial coating cross-reference.
RAL 7024
#474A51
Graphite grey
RAL 7031
#474B4E
Blue grey
RAL 7015
#434750
Slate grey
RAL 7011
#434B4D
Iron grey
RAL 7012
#4E5452
Basalt grey
RAL 7009
#4E5754
Green grey
FAQ about Gray 7
What is the HEX code for Gray 7?
Gray 7 (gray-7) has the HEX code #495057. In RGB it is rgb(73, 80, 87), and in CMYK it is cmyk(16%, 8%, 0%, 66%).
What is the OKLCH value of Gray 7?
Gray 7 converts to oklch(0.428 0.015 248.2). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Gray 7 accessible for body text?
Used as a background, Gray 7 has a contrast ratio of 2.57:1 with black text and 8.18:1 with white text. WCAG 2.1 AA requires 4.5:1 for normal text. The current recommendation is to use white text and verify in real UI context.
What is the closest Pantone to Gray 7?
The closest Pantone reference to Gray 7 by ΔE2000 perceptual distance is Pantone Cool Gray 11 C (#53565A). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Gray 7?
The closest RAL Classic reference to Gray 7 by ΔE2000 distance is RAL 7024 (Graphite grey, #474A51). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Gray 7?
The complementary color (180° opposite on the HSL color wheel) of Gray 7 is #564F48. Use it for high-contrast accents, error states, or call-to-action pairings.
Data provenance & source
Open Color (Yeun)
Open Color, an open-source color palette by Heeyeun designed for UI designers and developers. 13 hues across 10 shades. Use as a designer-friendly palette alternative to Tailwind. Values are intentionally chosen for UI legibility and accessibility.
- Source type
- derived
- Confidence
- high
- License
- MIT
- Last reviewed
- 2026-05-24
Workflow tags
Open Color values are tuned for digital UI. For print, treat as a starting point and proof against the substrate.