#04100B#04100B

#04100B is a very dark, muted teal. Relative luminance 0.004; OKLCH L 15.9% C 0.022 H 167.4°. Best body text is #FFFFFF at 19.37:1 contrast (WCAG AA passes).

Color values

HEX	#04100B
RGB	rgb(4, 16, 11)
HSL	hsl(155, 60%, 4%)
HSV	hsv(155, 75%, 6%)
CMYK	cmyk(75%, 0%, 31.3%, 93.7%)
CIE-LAB	lab(3.80, -4.26, 1.08)
CIE-LCH	lch(3.80, 4.39, 165.73°)
OKLab	oklab(15.87% -0.0216 0.0049)
OKLCH	oklch(15.87% 0.022 167.4)
XYZ	xyz(0.2957, 0.4205, 0.3821)
Luminance	0.0042 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04100B #100409

analogous

#041005 #04100B #040F10

triadic

#04100B #0B0410 #100B04

tetradic

#04100B #050410 #100409 #0F1004

square

#04100B #050410 #100409 #0F1004

split-complementary

#04100B #10040F #100504

monochromatic

#061811 #061811 #061811 #10412D #1C724E

Accessibility & contrast

On white

19.37

#04100B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#04100B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04100B

19.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04100B	#FFFFFF	#000000	##FFFFFF
##04100B	1.00	19.37	1.08	19.37
#FFFFFF	19.37	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0E0B

Deuteranopia (green-blind)

#0D0D0B

Tritanopia (blue-blind)

#02100F

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #04100b;
/* rgb */ color: rgb(4, 16, 11);
/* oklch */ color: oklch(15.9% 0.022 167.4);

Tailwind

colors: {
  custom: {
    50: '#484e4c',
    500: '#04100b',
    950: '#000000',
  },
}

SCSS

$custom: #04100b;
$custom-light: #484e4c;
$custom-dark: #000000;

JSON

{
  "hex": "#04100b",
  "rgb": {
    "r": 4,
    "g": 16,
    "b": 11
  },
  "hsl": {
    "h": 155,
    "s": 60,
    "l": 3.922
  },
  "oklch": {
    "l": 0.15865,
    "c": 0.02215,
    "h": 167.4
  },
  "luminance": 0.00421
}

Semantic roles & 50–950 ramp

primary

#04100B

secondary

#4F2034

accent

#4587E3

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000101

muted

#777777

Preview Lab

Preview with #04100B

Body copy rendered with the generated semantic roles for this colour.

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