#31345E#31345E

#31345E is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.4% C 0.073 H 278.7°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#31345E
RGB	rgb(49, 52, 94)
HSL	hsl(236, 31%, 28%)
HSV	hsv(236, 48%, 37%)
CMYK	cmyk(47.9%, 44.7%, 0%, 63.1%)
CIE-LAB	lab(23.39, 11.27, -25.52)
CIE-LCH	lch(23.39, 27.90, 293.82°)
OKLab	oklab(34.39% 0.0111 -0.0721)
OKLCH	oklch(34.39% 0.073 278.7)
XYZ	xyz(4.5144, 3.9169, 11.1057)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31345E #5E5B31

analogous

#314A5E #31345E #44315E

triadic

#31345E #5E3134 #345E31

tetradic

#31345E #5E314A #5E5B31 #315E44

square

#31345E #5E314A #5E5B31 #315E44

split-complementary

#31345E #5E4431 #4A5E31

monochromatic

#0A0B14 #1C1E36 #31345E #464A86 #5E63AB

Accessibility & contrast

On white

11.78

#31345E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#31345E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31345E

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31345E	#FFFFFF	#000000	##FFFFFF
##31345E	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243A60

Deuteranopia (green-blind)

#21365D

Tritanopia (blue-blind)

#223D44

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #31345e;
/* rgb */ color: rgb(49, 52, 94);
/* oklch */ color: oklch(34.4% 0.073 278.7);

Tailwind

colors: {
  custom: {
    50: '#6c6b8c',
    500: '#31345e',
    950: '#000000',
  },
}

SCSS

$custom: #31345e;
$custom-light: #6c6b8c;
$custom-dark: #000000;

JSON

{
  "hex": "#31345e",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 94
  },
  "hsl": {
    "h": 236,
    "s": 31.469,
    "l": 28.039
  },
  "oklch": {
    "l": 0.3439,
    "c": 0.07294,
    "h": 278.7
  },
  "luminance": 0.03917
}

Semantic roles & 50–950 ramp

primary

#31345E

secondary

#8F8C5C

accent

#C160C8

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#07060C

muted

#7A7A7D

Preview Lab

Preview with #31345E

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

Preview Lab → · Contrast checker → · Palette generator →