#031817#031817

#031817 is a very dark, muted teal. Relative luminance 0.007; OKLCH L 19.1% C 0.028 H 191.0°. Best body text is #FFFFFF at 18.31:1 contrast (WCAG AA passes).

Color values

HEX	#031817
RGB	rgb(3, 24, 23)
HSL	hsl(177, 78%, 5%)
HSV	hsv(177, 88%, 9%)
CMYK	cmyk(87.5%, 0%, 4.2%, 90.6%)
CIE-LAB	lab(6.63, -7.34, -1.79)
CIE-LCH	lch(6.63, 7.56, 193.71°)
OKLab	oklab(19.1% -0.0278 -0.0054)
OKLCH	oklch(19.1% 0.028 191)
XYZ	xyz(0.5188, 0.7344, 0.9249)
Luminance	0.0073 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031817 #180304

analogous

#03180C #031817 #030E18

triadic

#031817 #170318 #181703

tetradic

#031817 #0C0318 #180304 #0E1803

square

#031817 #0C0318 #180304 #0E1803

split-complementary

#031817 #18030E #180C03

monochromatic

#031B1A #031B1A #031B1A #0A4E4B #11857F

Accessibility & contrast

On white

18.31

#031817 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#031817 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031817

18.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031817	#FFFFFF	#000000	##FFFFFF
##031817	1.00	18.31	1.15	18.31
#FFFFFF	18.31	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161617

Deuteranopia (green-blind)

#121417

Tritanopia (blue-blind)

#001918

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #031817;
/* rgb */ color: rgb(3, 24, 23);
/* oklch */ color: oklch(19.1% 0.028 191.0);

Tailwind

colors: {
  custom: {
    50: '#475453',
    500: '#031817',
    950: '#000000',
  },
}

SCSS

$custom: #031817;
$custom-light: #475453;
$custom-dark: #000000;

JSON

{
  "hex": "#031817",
  "rgb": {
    "r": 3,
    "g": 24,
    "b": 23
  },
  "hsl": {
    "h": 177.143,
    "s": 77.778,
    "l": 5.294
  },
  "oklch": {
    "l": 0.19098,
    "c": 0.02834,
    "h": 191
  },
  "luminance": 0.00734
}

Semantic roles & 50–950 ramp

primary

#031817

secondary

#5C1B1E

accent

#343DF4

background

#F4F4F4

surface

#E6E7E7

border

#C2C3C3

text

#000202

muted

#777878

Preview Lab

Preview with #031817

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

Preview Lab → · Contrast checker → · Palette generator →