#31385F#31385F

#31385F is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.4% C 0.068 H 274.7°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#31385F
RGB	rgb(49, 56, 95)
HSL	hsl(231, 32%, 28%)
HSV	hsv(231, 48%, 37%)
CMYK	cmyk(48.4%, 41.1%, 0%, 62.7%)
CIE-LAB	lab(24.66, 8.85, -24.17)
CIE-LCH	lch(24.66, 25.74, 290.10°)
OKLab	oklab(35.38% 0.0056 -0.0681)
OKLCH	oklch(35.38% 0.068 274.7)
XYZ	xyz(4.7457, 4.3073, 11.4056)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31385F #5F5831

analogous

#314F5F #31385F #41315F

triadic

#31385F #5F3138 #385F31

tetradic

#31385F #5F314F #5F5831 #315F41

square

#31385F #5F314F #5F5831 #315F41

split-complementary

#31385F #5F4131 #4F5F31

monochromatic

#0A0C14 #1C2037 #31385F #465087 #5E6AAC

Accessibility & contrast

On white

11.28

#31385F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#31385F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31385F

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31385F	#FFFFFF	#000000	##FFFFFF
##31385F	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3D61

Deuteranopia (green-blind)

#26395E

Tritanopia (blue-blind)

#214047

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #31385f;
/* rgb */ color: rgb(49, 56, 95);
/* oklch */ color: oklch(35.4% 0.068 274.7);

Tailwind

colors: {
  custom: {
    50: '#6c6e8c',
    500: '#31385f',
    950: '#000000',
  },
}

SCSS

$custom: #31385f;
$custom-light: #6c6e8c;
$custom-dark: #000000;

JSON

{
  "hex": "#31385f",
  "rgb": {
    "r": 49,
    "g": 56,
    "b": 95
  },
  "hsl": {
    "h": 230.87,
    "s": 31.944,
    "l": 28.235
  },
  "oklch": {
    "l": 0.35381,
    "c": 0.06837,
    "h": 274.7
  },
  "luminance": 0.04308
}

Semantic roles & 50–950 ramp

primary

#31385F

secondary

#90885C

accent

#B860C8

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#07070C

muted

#7A7A7D

Preview Lab

Preview with #31385F

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

Preview Lab → · Contrast checker → · Palette generator →