#31376A#31376A

#31376A is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.9% C 0.088 H 276.0°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#31376A
RGB	rgb(49, 55, 106)
HSL	hsl(234, 37%, 30%)
HSV	hsv(234, 54%, 42%)
CMYK	cmyk(53.8%, 48.1%, 0%, 58.4%)
CIE-LAB	lab(25.03, 13.36, -30.71)
CIE-LCH	lch(25.03, 33.49, 293.51°)
OKLab	oklab(35.88% 0.0092 -0.0873)
OKLCH	oklch(35.88% 0.088 276)
XYZ	xyz(5.2335, 4.4256, 14.2113)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31376A #6A6431

analogous

#31536A #31376A #47316A

triadic

#31376A #6A3137 #376A31

tetradic

#31376A #6A3153 #6A6431 #316A47

square

#31376A #6A3153 #6A6431 #316A47

split-complementary

#31376A #6A4731 #536A31

monochromatic

#0A0C16 #1E2140 #31376A #444D94 #6069B5

Accessibility & contrast

On white

11.14

#31376A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#31376A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31376A

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31376A	#FFFFFF	#000000	##FFFFFF
##31376A	1.00	11.14	1.89	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213E6C

Deuteranopia (green-blind)

#1C3969

Tritanopia (blue-blind)

#19424B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #31376a;
/* rgb */ color: rgb(49, 55, 106);
/* oklch */ color: oklch(35.9% 0.088 276.0);

Tailwind

colors: {
  custom: {
    50: '#6d6d95',
    500: '#31376a',
    950: '#000000',
  },
}

SCSS

$custom: #31376a;
$custom-light: #6d6d95;
$custom-dark: #000000;

JSON

{
  "hex": "#31376a",
  "rgb": {
    "r": 49,
    "g": 55,
    "b": 106
  },
  "hsl": {
    "h": 233.684,
    "s": 36.774,
    "l": 30.392
  },
  "oklch": {
    "l": 0.3588,
    "c": 0.08774,
    "h": 276
  },
  "luminance": 0.04426
}

Semantic roles & 50–950 ramp

primary

#31376A

secondary

#9B945C

accent

#C15BCD

background

#F6F6F9

surface

#ECEBF1

border

#C7C6CB

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #31376A

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

Preview Lab → · Contrast checker → · Palette generator →