#031C23#031C23

#031C23 is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.1% C 0.034 H 219.1°. Best body text is #FFFFFF at 17.58:1 contrast (WCAG AA passes).

Color values

HEX	#031C23
RGB	rgb(3, 28, 35)
HSL	hsl(193, 84%, 7%)
HSV	hsv(193, 91%, 14%)
CMYK	cmyk(91.4%, 20%, 0%, 86.3%)
CIE-LAB	lab(8.75, -6.74, -7.68)
CIE-LCH	lch(8.75, 10.22, 228.75°)
OKLab	oklab(21.06% -0.0264 -0.0215)
OKLCH	oklch(21.06% 0.034 219.1)
XYZ	xyz(0.7561, 0.9711, 1.7374)
Luminance	0.0097 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031C23 #230A03

analogous

#03231A #031C23 #030C23

triadic

#031C23 #23031C #1C2303

tetradic

#031C23 #1A0323 #230A03 #0C2303

square

#031C23 #1A0323 #230A03 #0C2303

split-complementary

#031C23 #23030C #231A03

monochromatic

#02171C #02171C #031C23 #08495B #0D7694

Accessibility & contrast

On white

17.58

#031C23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#031C23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031C23

17.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031C23	#FFFFFF	#000000	##FFFFFF
##031C23	1.00	17.58	1.19	17.58
#FFFFFF	17.58	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181B23

Deuteranopia (green-blind)

#131823

Tritanopia (blue-blind)

#001E1E

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #031c23;
/* rgb */ color: rgb(3, 28, 35);
/* oklch */ color: oklch(21.1% 0.034 219.1);

Tailwind

colors: {
  custom: {
    50: '#48585d',
    500: '#031c23',
    950: '#000000',
  },
}

SCSS

$custom: #031c23;
$custom-light: #48585d;
$custom-dark: #000000;

JSON

{
  "hex": "#031c23",
  "rgb": {
    "r": 3,
    "g": 28,
    "b": 35
  },
  "hsl": {
    "h": 193.125,
    "s": 84.211,
    "l": 7.451
  },
  "oklch": {
    "l": 0.21058,
    "c": 0.03406,
    "h": 219.1
  },
  "luminance": 0.00971
}

Semantic roles & 50–950 ramp

primary

#031C23

secondary

#672B1B

accent

#5A2DFA

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#000304

muted

#777879

Preview Lab

Preview with #031C23

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

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