#31365A#31365A

#31365A is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.063 H 276.6°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#31365A
RGB	rgb(49, 54, 90)
HSL	hsl(233, 29%, 27%)
HSV	hsv(233, 46%, 35%)
CMYK	cmyk(45.6%, 40%, 0%, 64.7%)
CIE-LAB	lab(23.77, 8.53, -22.31)
CIE-LCH	lch(23.77, 23.89, 290.93°)
OKLab	oklab(34.6% 0.0072 -0.0627)
OKLCH	oklch(34.6% 0.063 276.6)
XYZ	xyz(4.4307, 4.0293, 10.2151)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31365A #5A5531

analogous

#314B5A #31365A #41315A

triadic

#31365A #5A3136 #365A31

tetradic

#31365A #5A314B #5A5531 #315A41

square

#31365A #5A314B #5A5531 #315A41

split-complementary

#31365A #5A4131 #4B5A31

monochromatic

#0B0C14 #1B1E32 #31365A #474E82 #5E67A7

Accessibility & contrast

On white

11.63

#31365A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#31365A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31365A

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31365A	#FFFFFF	#000000	##FFFFFF
##31365A	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293A5B

Deuteranopia (green-blind)

#263759

Tritanopia (blue-blind)

#243D43

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #31365a;
/* rgb */ color: rgb(49, 54, 90);
/* oklch */ color: oklch(34.6% 0.063 276.6);

Tailwind

colors: {
  custom: {
    50: '#6b6c89',
    500: '#31365a',
    950: '#000000',
  },
}

SCSS

$custom: #31365a;
$custom-light: #6b6c89;
$custom-dark: #000000;

JSON

{
  "hex": "#31365a",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 90
  },
  "hsl": {
    "h": 232.683,
    "s": 29.496,
    "l": 27.255
  },
  "oklch": {
    "l": 0.346,
    "c": 0.06314,
    "h": 276.6
  },
  "luminance": 0.04029
}

Semantic roles & 50–950 ramp

primary

#31365A

secondary

#8B855C

accent

#BA62C6

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#07070B

muted

#7A7A7C

Preview Lab

Preview with #31365A

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

Preview Lab → · Contrast checker → · Palette generator →