#031E30#031E30

#031E30 is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.5% C 0.048 H 241.5°. Best body text is #FFFFFF at 17.04:1 contrast (WCAG AA passes).

Color values

HEX	#031E30
RGB	rgb(3, 30, 48)
HSL	hsl(204, 88%, 10%)
HSV	hsv(204, 94%, 19%)
CMYK	cmyk(93.8%, 37.5%, 0%, 81.2%)
CIE-LAB	lab(10.27, -2.40, -14.88)
CIE-LCH	lch(10.27, 15.07, 260.86°)
OKLab	oklab(22.51% -0.0229 -0.0422)
OKLCH	oklch(22.51% 0.048 241.5)
XYZ	xyz(1.0351, 1.1612, 2.9653)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031E30 #301503

analogous

#03302B #031E30 #030830

triadic

#031E30 #30031E #1E3003

tetradic

#031E30 #2B0330 #301503 #083003

square

#031E30 #2B0330 #301503 #083003

split-complementary

#031E30 #300308 #302B03

monochromatic

#02121D #02121D #031E30 #07426A #0A66A3

Accessibility & contrast

On white

17.04

#031E30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#031E30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031E30

17.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031E30	#FFFFFF	#000000	##FFFFFF
##031E30	1.00	17.04	1.23	17.04
#FFFFFF	17.04	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151E31

Deuteranopia (green-blind)

#0F1A30

Tritanopia (blue-blind)

#002224

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #031e30;
/* rgb */ color: rgb(3, 30, 48);
/* oklch */ color: oklch(22.5% 0.048 241.5);

Tailwind

colors: {
  custom: {
    50: '#4b5968',
    500: '#031e30',
    950: '#000000',
  },
}

SCSS

$custom: #031e30;
$custom-light: #4b5968;
$custom-dark: #000000;

JSON

{
  "hex": "#031e30",
  "rgb": {
    "r": 3,
    "g": 30,
    "b": 48
  },
  "hsl": {
    "h": 204,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.22512,
    "c": 0.04805,
    "h": 241.5
  },
  "luminance": 0.01161
}

Semantic roles & 50–950 ramp

primary

#031E30

secondary

#733F1B

accent

#7F29FE

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #031E30

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

Preview Lab → · Contrast checker → · Palette generator →