#031C1B#031C1B

#031C1B is a very dark, muted teal. Relative luminance 0.009; OKLCH L 20.6% C 0.032 H 191.4°. Best body text is #FFFFFF at 17.71:1 contrast (WCAG AA passes).

Color values

HEX	#031C1B
RGB	rgb(3, 28, 27)
HSL	hsl(178, 81%, 6%)
HSV	hsv(178, 89%, 11%)
CMYK	cmyk(89.3%, 0%, 3.6%, 89%)
CIE-LAB	lab(8.38, -9.49, -2.24)
CIE-LCH	lch(8.38, 9.75, 193.27°)
OKLab	oklab(20.64% -0.031 -0.0062)
OKLCH	oklch(20.64% 0.032 191.4)
XYZ	xyz(0.6505, 0.9289, 1.1817)
Luminance	0.0093 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031C1B #1C0304

analogous

#031C0E #031C1B #03101C

triadic

#031C1B #1B031C #1C1B03

tetradic

#031C1B #0E031C #1C0304 #101C03

square

#031C1B #0E031C #1C0304 #101C03

split-complementary

#031C1B #1C0310 #1C0E03

monochromatic

#031C1B #031C1B #031C1B #095350 #0F8B86

Accessibility & contrast

On white

17.71

#031C1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#031C1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031C1B

17.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031C1B	#FFFFFF	#000000	##FFFFFF
##031C1B	1.00	17.71	1.19	17.71
#FFFFFF	17.71	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1A1B

Deuteranopia (green-blind)

#16171B

Tritanopia (blue-blind)

#001D1C

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #031c1b;
/* rgb */ color: rgb(3, 28, 27);
/* oklch */ color: oklch(20.6% 0.032 191.4);

Tailwind

colors: {
  custom: {
    50: '#475857',
    500: '#031c1b',
    950: '#000000',
  },
}

SCSS

$custom: #031c1b;
$custom-light: #475857;
$custom-dark: #000000;

JSON

{
  "hex": "#031c1b",
  "rgb": {
    "r": 3,
    "g": 28,
    "b": 27
  },
  "hsl": {
    "h": 177.6,
    "s": 80.645,
    "l": 6.078
  },
  "oklch": {
    "l": 0.20643,
    "c": 0.0316,
    "h": 191.4
  },
  "luminance": 0.00929
}

Semantic roles & 50–950 ramp

primary

#031C1B

secondary

#601B1E

accent

#3139F7

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#000303

muted

#777878

Preview Lab

Preview with #031C1B

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

Preview Lab → · Contrast checker → · Palette generator →