#31366A#31366A

#31366A is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.7% C 0.089 H 276.7°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#31366A
RGB	rgb(49, 54, 106)
HSL	hsl(235, 37%, 30%)
HSV	hsv(235, 54%, 42%)
CMYK	cmyk(53.8%, 49.1%, 0%, 58.4%)
CIE-LAB	lab(24.74, 14.05, -31.17)
CIE-LCH	lch(24.74, 34.19, 294.26°)
OKLab	oklab(35.66% 0.0105 -0.0886)
OKLCH	oklch(35.66% 0.089 276.7)
XYZ	xyz(5.1865, 4.3316, 14.1957)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31366A #6A6531

analogous

#31526A #31366A #48316A

triadic

#31366A #6A3136 #366A31

tetradic

#31366A #6A3152 #6A6531 #316A48

square

#31366A #6A3152 #6A6531 #316A48

split-complementary

#31366A #6A4831 #526A31

monochromatic

#0A0B16 #1E2140 #31366A #444B94 #6067B5

Accessibility & contrast

On white

11.25

#31366A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#31366A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31366A

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31366A	#FFFFFF	#000000	##FFFFFF
##31366A	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3D6C

Deuteranopia (green-blind)

#1A3969

Tritanopia (blue-blind)

#19414B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #31366a;
/* rgb */ color: rgb(49, 54, 106);
/* oklch */ color: oklch(35.7% 0.089 276.7);

Tailwind

colors: {
  custom: {
    50: '#6e6c95',
    500: '#31366a',
    950: '#000000',
  },
}

SCSS

$custom: #31366a;
$custom-light: #6e6c95;
$custom-dark: #000000;

JSON

{
  "hex": "#31366a",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 106
  },
  "hsl": {
    "h": 234.737,
    "s": 36.774,
    "l": 30.392
  },
  "oklch": {
    "l": 0.35658,
    "c": 0.08926,
    "h": 276.7
  },
  "luminance": 0.04332
}

Semantic roles & 50–950 ramp

primary

#31366A

secondary

#9B965C

accent

#C35BCD

background

#F6F6F9

surface

#ECEBF1

border

#C7C6CB

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #31366A

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

Preview Lab → · Contrast checker → · Palette generator →