#04373C#04373C
#04373C is a dark, muted teal. Relative luminance 0.031; OKLCH L 30.8% C 0.050 H 205.2°. Best body text is #FFFFFF at 12.99:1 contrast (WCAG AA passes).
Color values
| HEX | #04373C |
|---|---|
| RGB | rgb(4, 55, 60) |
| HSL | hsl(185, 88%, 13%) |
| HSV | hsv(185, 93%, 24%) |
| CMYK | cmyk(93.3%, 8.3%, 0%, 76.5%) |
| CIE-LAB | lab(20.38, -13.63, -7.69) |
| CIE-LCH | lch(20.38, 15.65, 209.45°) |
| OKLab | oklab(30.84% -0.0455 -0.0214) |
| OKLCH | oklch(30.84% 0.05 205.2) |
| XYZ | xyz(2.2315, 3.0841, 4.7518) |
| Luminance | 0.0308 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Dark Teal
#014D4E
ΔE00 7.77
Darkslategray
#2F4F4F
ΔE00 8.59
Deep Teal
#00555A
ΔE00 9.78
Dark Blue Grey
#1F3B4D
ΔE00 10.26
Gunmetal
#2A3439
ΔE00 10.34
Charcoal
#36454F
ΔE00 11.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#04373C #3C0904
analogous
#043C25 #04373C #041B3C
triadic
#04373C #3C0437 #373C04
tetradic
#04373C #25043C #3C0904 #1B3C04
square
#04373C #25043C #3C0904 #1B3C04
split-complementary
#04373C #3C041B #3C2504
monochromatic
#021A1D #021A1D #04373C #086C75 #0CA0AF
Accessibility & contrast
On white
12.99
#04373C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.62
#04373C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #04373C
12.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##04373C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##04373C | 1.00 | 12.99 | 1.62 | 12.99 |
| #FFFFFF | 12.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#31343C
Deuteranopia (green-blind)
#2A2F3C
Tritanopia (blue-blind)
#003A38
Achromatopsia (no color)
#313131
Design tokens & code
CSS
--color: #04373c; /* rgb */ color: rgb(4, 55, 60); /* oklch */ color: oklch(30.8% 0.050 205.2);
Tailwind
colors: {
custom: {
50: '#516e71',
500: '#04373c',
950: '#000000',
},
}SCSS
$custom: #04373c; $custom-light: #516e71; $custom-dark: #000000;
JSON
{
"hex": "#04373c",
"rgb": {
"r": 4,
"g": 55,
"b": 60
},
"hsl": {
"h": 185.357,
"s": 87.5,
"l": 12.549
},
"oklch": {
"l": 0.30835,
"c": 0.05033,
"h": 205.2
},
"luminance": 0.03084
}Semantic roles & 50–950 ramp
primary
#04373C
secondary
#7E271E
accent
#3D2AFE
background
#F4F6F6
surface
#E7EBEC
border
#C3C6C7
text
#020707
muted
#787A7A