#31365C#31365C

#31365C is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.7% C 0.066 H 276.7°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#31365C
RGB	rgb(49, 54, 92)
HSL	hsl(233, 30%, 28%)
HSV	hsv(233, 47%, 36%)
CMYK	cmyk(46.7%, 41.3%, 0%, 63.9%)
CIE-LAB	lab(23.88, 9.21, -23.45)
CIE-LCH	lch(23.88, 25.19, 291.44°)
OKLab	oklab(34.72% 0.0077 -0.066)
OKLCH	oklch(34.72% 0.066 276.7)
XYZ	xyz(4.5170, 4.0638, 10.6695)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31365C #5C5731

analogous

#314B5C #31365C #41315C

triadic

#31365C #5C3136 #365C31

tetradic

#31365C #5C314B #5C5731 #315C41

square

#31365C #5C314B #5C5731 #315C41

split-complementary

#31365C #5C4131 #4B5C31

monochromatic

#0B0C14 #1C1F34 #31365C #464D84 #5E67A9

Accessibility & contrast

On white

11.58

#31365C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#31365C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31365C

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31365C	#FFFFFF	#000000	##FFFFFF
##31365C	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283B5E

Deuteranopia (green-blind)

#25375B

Tritanopia (blue-blind)

#233E44

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #31365c;
/* rgb */ color: rgb(49, 54, 92);
/* oklch */ color: oklch(34.7% 0.066 276.7);

Tailwind

colors: {
  custom: {
    50: '#6b6c8a',
    500: '#31365c',
    950: '#000000',
  },
}

SCSS

$custom: #31365c;
$custom-light: #6b6c8a;
$custom-dark: #000000;

JSON

{
  "hex": "#31365c",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 92
  },
  "hsl": {
    "h": 233.023,
    "s": 30.496,
    "l": 27.647
  },
  "oklch": {
    "l": 0.34724,
    "c": 0.06648,
    "h": 276.7
  },
  "luminance": 0.04064
}

Semantic roles & 50–950 ramp

primary

#31365C

secondary

#8D875C

accent

#BB61C7

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#07070C

muted

#7A7A7D

Preview Lab

Preview with #31365C

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

Preview Lab → · Contrast checker → · Palette generator →