#031F41#031F41

#031F41 is a very dark, moderate cyan. Relative luminance 0.014; OKLCH L 24.1% C 0.073 H 255.1°. Best body text is #FFFFFF at 16.46:1 contrast (WCAG AA passes).

Color values

HEX	#031F41
RGB	rgb(3, 31, 65)
HSL	hsl(213, 91%, 13%)
HSV	hsv(213, 95%, 25%)
CMYK	cmyk(95.4%, 52.3%, 0%, 74.5%)
CIE-LAB	lab(11.83, 4.94, -24.53)
CIE-LCH	lch(11.83, 25.02, 281.39°)
OKLab	oklab(24.12% -0.0187 -0.0705)
OKLCH	oklch(24.12% 0.073 255.1)
XYZ	xyz(1.4813, 1.3808, 5.1884)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031F41 #412503

analogous

#033E41 #031F41 #060341

triadic

#031F41 #41031F #1F4103

tetradic

#031F41 #41033E #412503 #034106

square

#031F41 #41033E #412503 #034106

split-complementary

#031F41 #410603 #3E4103

monochromatic

#010E1D #010E1D #031F41 #063B7B #0857B6

Accessibility & contrast

On white

16.46

#031F41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#031F41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031F41

16.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031F41	#FFFFFF	#000000	##FFFFFF
##031F41	1.00	16.46	1.28	16.46
#FFFFFF	16.46	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C2242

Deuteranopia (green-blind)

#001D40

Tritanopia (blue-blind)

#00272C

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #031f41;
/* rgb */ color: rgb(3, 31, 65);
/* oklch */ color: oklch(24.1% 0.073 255.1);

Tailwind

colors: {
  custom: {
    50: '#505a76',
    500: '#031f41',
    950: '#000000',
  },
}

SCSS

$custom: #031f41;
$custom-light: #505a76;
$custom-dark: #000000;

JSON

{
  "hex": "#031f41",
  "rgb": {
    "r": 3,
    "g": 31,
    "b": 65
  },
  "hsl": {
    "h": 212.903,
    "s": 91.176,
    "l": 13.333
  },
  "oklch": {
    "l": 0.24122,
    "c": 0.07294,
    "h": 255.1
  },
  "luminance": 0.01381
}

Semantic roles & 50–950 ramp

primary

#031F41

secondary

#83551D

accent

#9E29FF

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#020308

muted

#78787B

Preview Lab

Preview with #031F41

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

Preview Lab → · Contrast checker → · Palette generator →