#031C18#031C18

#031C18 is a very dark, muted teal. Relative luminance 0.009; OKLCH L 20.5% C 0.033 H 181.0°. Best body text is #FFFFFF at 17.75:1 contrast (WCAG AA passes).

Color values

HEX	#031C18
RGB	rgb(3, 28, 24)
HSL	hsl(170, 81%, 6%)
HSV	hsv(170, 89%, 11%)
CMYK	cmyk(89.3%, 0%, 14.3%, 89%)
CIE-LAB	lab(8.27, -10.34, -0.16)
CIE-LCH	lch(8.27, 10.34, 180.86°)
OKLab	oklab(20.51% -0.0328 -0.0006)
OKLCH	oklch(20.51% 0.033 181)
XYZ	xyz(0.6176, 0.9157, 1.0082)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031C18 #1C0307

analogous

#031C0B #031C18 #03131C

triadic

#031C18 #18031C #1C1803

tetradic

#031C18 #0B031C #1C0307 #131C03

square

#031C18 #0B031C #1C0307 #131C03

split-complementary

#031C18 #1C0313 #1C0B03

monochromatic

#031C18 #031C18 #031C18 #095347 #0F8B77

Accessibility & contrast

On white

17.75

#031C18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#031C18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031C18

17.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031C18	#FFFFFF	#000000	##FFFFFF
##031C18	1.00	17.75	1.18	17.75
#FFFFFF	17.75	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1A18

Deuteranopia (green-blind)

#161718

Tritanopia (blue-blind)

#001D1B

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #031c18;
/* rgb */ color: rgb(3, 28, 24);
/* oklch */ color: oklch(20.5% 0.033 181.0);

Tailwind

colors: {
  custom: {
    50: '#475854',
    500: '#031c18',
    950: '#000000',
  },
}

SCSS

$custom: #031c18;
$custom-light: #475854;
$custom-dark: #000000;

JSON

{
  "hex": "#031c18",
  "rgb": {
    "r": 3,
    "g": 28,
    "b": 24
  },
  "hsl": {
    "h": 170.4,
    "s": 80.645,
    "l": 6.078
  },
  "oklch": {
    "l": 0.20511,
    "c": 0.03285,
    "h": 181
  },
  "luminance": 0.00916
}

Semantic roles & 50–950 ramp

primary

#031C18

secondary

#601B26

accent

#3150F7

background

#F4F5F4

surface

#E6E9E7

border

#C2C5C3

text

#000302

muted

#777878

Preview Lab

Preview with #031C18

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

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