#0D4551#0D4551
#0D4551 is a dark, muted cyan. Relative luminance 0.049; OKLCH L 36.2% C 0.058 H 215.9°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).
Color values
| HEX | #0D4551 |
|---|---|
| RGB | rgb(13, 69, 81) |
| HSL | hsl(191, 72%, 18%) |
| HSV | hsv(191, 84%, 32%) |
| CMYK | cmyk(84%, 14.8%, 0%, 68.2%) |
| CIE-LAB | lab(26.55, -12.76, -12.24) |
| CIE-LCH | lch(26.55, 17.68, 223.81°) |
| OKLab | oklab(36.17% -0.0472 -0.0342) |
| OKLCH | oklch(36.17% 0.058 215.9) |
| XYZ | xyz(3.7787, 4.9354, 8.5365) |
| Luminance | 0.0494 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Darkslategray
#2F4F4F
ΔE00 7.02
Dark Teal
#014D4E
ΔE00 7.32
Deep Teal
#00555A
ΔE00 7.34
Dark Blue Grey
#1F3B4D
ΔE00 8.03
Dark Grey Blue
#29465B
ΔE00 8.48
Dark Slate Blue
#214761
ΔE00 8.91
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0D4551 #51190D
analogous
#0D513B #0D4551 #0D2351
triadic
#0D4551 #510D45 #45510D
tetradic
#0D4551 #3B0D51 #51190D #23510D
square
#0D4551 #3B0D51 #51190D #23510D
split-complementary
#0D4551 #510D23 #513B0D
monochromatic
#04161A #05181C #0D4551 #157286 #1E9FBA
Accessibility & contrast
On white
10.57
#0D4551 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.99
#0D4551 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0D4551
10.57:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0D4551 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0D4551 | 1.00 | 10.57 | 1.99 | 10.57 |
| #FFFFFF | 10.57 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.57 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3D4352
Deuteranopia (green-blind)
#343C51
Tritanopia (blue-blind)
#004949
Achromatopsia (no color)
#3F3F3F
Design tokens & code
CSS
--color: #0d4551; /* rgb */ color: rgb(13, 69, 81); /* oklch */ color: oklch(36.2% 0.058 215.9);
Tailwind
colors: {
custom: {
50: '#597881',
500: '#0d4551',
950: '#000000',
},
}SCSS
$custom: #0d4551; $custom-light: #597881; $custom-dark: #000000;
JSON
{
"hex": "#0d4551",
"rgb": {
"r": 13,
"g": 69,
"b": 81
},
"hsl": {
"h": 190.588,
"s": 72.34,
"l": 18.431
},
"oklch": {
"l": 0.36172,
"c": 0.05828,
"h": 215.9
},
"luminance": 0.04936
}Semantic roles & 50–950 ramp
primary
#0D4551
secondary
#8C3E2E
accent
#5939EF
background
#F5F7F7
surface
#E9EDEE
border
#C5C8C9
text
#04090A
muted
#797B7C