#031F2D#031F2D
#031F2D is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.6% C 0.043 H 234.0°. Best body text is #FFFFFF at 16.97:1 contrast (WCAG AA passes).
Color values
| HEX | #031F2D |
|---|---|
| RGB | rgb(3, 31, 45) |
| HSL | hsl(200, 88%, 9%) |
| HSV | hsv(200, 93%, 18%) |
| CMYK | cmyk(93.3%, 31.1%, 0%, 82.4%) |
| CIE-LAB | lab(10.47, -4.51, -12.38) |
| CIE-LCH | lch(10.47, 13.18, 249.97°) |
| OKLab | oklab(22.62% -0.0253 -0.0349) |
| OKLCH | oklch(22.62% 0.043 234) |
| XYZ | xyz(1.0010, 1.1887, 2.6588) |
| Luminance | 0.0119 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark
#1B2431
ΔE00 6.16
Dark Blue Grey
#1F3B4D
ΔE00 8.83
Gunmetal
#2A3439
ΔE00 9.02
Almost Black
#070D0D
ΔE00 10.37
Darkblue (survey)
#030764
ΔE00 11.31
Midnight Blue
#191970
ΔE00 11.36
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#031F2D #2D1103
analogous
#032D26 #031F2D #030A2D
triadic
#031F2D #2D031F #1F2D03
tetradic
#031F2D #26032D #2D1103 #0A2D03
square
#031F2D #26032D #2D1103 #0A2D03
split-complementary
#031F2D #2D030A #2D2603
monochromatic
#02141D #02141D #031F2D #074766 #0B6EA0
Accessibility & contrast
On white
16.97
#031F2D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.24
#031F2D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #031F2D
16.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##031F2D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##031F2D | 1.00 | 16.97 | 1.24 | 16.97 |
| #FFFFFF | 16.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.24 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#181F2E
Deuteranopia (green-blind)
#121B2D
Tritanopia (blue-blind)
#002324
Achromatopsia (no color)
#1C1C1C
Design tokens & code
CSS
--color: #031f2d; /* rgb */ color: rgb(3, 31, 45); /* oklch */ color: oklch(22.6% 0.043 234.0);
Tailwind
colors: {
custom: {
50: '#4a5a66',
500: '#031f2d',
950: '#000000',
},
}SCSS
$custom: #031f2d; $custom-light: #4a5a66; $custom-dark: #000000;
JSON
{
"hex": "#031f2d",
"rgb": {
"r": 3,
"g": 31,
"b": 45
},
"hsl": {
"h": 200,
"s": 87.5,
"l": 9.412
},
"oklch": {
"l": 0.22617,
"c": 0.04317,
"h": 234
},
"luminance": 0.01189
}Semantic roles & 50–950 ramp
primary
#031F2D
secondary
#71381B
accent
#712AFE
background
#F4F5F6
surface
#E7E9EB
border
#C3C5C6
text
#010305
muted
#77787A