#031F35#031F35

#031F35 is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.2% C 0.054 H 245.9°. Best body text is #FFFFFF at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#031F35
RGB	rgb(3, 31, 53)
HSL	hsl(206, 89%, 11%)
HSV	hsv(206, 94%, 21%)
CMYK	cmyk(94.3%, 41.5%, 0%, 79.2%)
CIE-LAB	lab(10.97, -0.79, -17.39)
CIE-LCH	lch(10.97, 17.41, 267.41°)
OKLab	oklab(23.17% -0.0222 -0.0495)
OKLCH	oklch(23.17% 0.054 245.9)
XYZ	xyz(1.1699, 1.2562, 3.5483)
Luminance	0.0126 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031F35 #351903

analogous

#033532 #031F35 #030635

triadic

#031F35 #35031F #1F3503

tetradic

#031F35 #320335 #351903 #063503

square

#031F35 #320335 #351903 #063503

split-complementary

#031F35 #350306 #353203

monochromatic

#02111D #02111D #031F35 #06416F #0A63A9

Accessibility & contrast

On white

16.78

#031F35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#031F35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031F35

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031F35	#FFFFFF	#000000	##FFFFFF
##031F35	1.00	16.78	1.25	16.78
#FFFFFF	16.78	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152036

Deuteranopia (green-blind)

#0D1B35

Tritanopia (blue-blind)

#002427

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #031f35;
/* rgb */ color: rgb(3, 31, 53);
/* oklch */ color: oklch(23.2% 0.054 245.9);

Tailwind

colors: {
  custom: {
    50: '#4c5a6c',
    500: '#031f35',
    950: '#000000',
  },
}

SCSS

$custom: #031f35;
$custom-light: #4c5a6c;
$custom-dark: #000000;

JSON

{
  "hex": "#031f35",
  "rgb": {
    "r": 3,
    "g": 31,
    "b": 53
  },
  "hsl": {
    "h": 206.4,
    "s": 89.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.23168,
    "c": 0.05427,
    "h": 245.9
  },
  "luminance": 0.01256
}

Semantic roles & 50–950 ramp

primary

#031F35

secondary

#78441C

accent

#8729FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010307

muted

#77787A

Preview Lab

Preview with #031F35

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

Preview Lab → · Contrast checker → · Palette generator →