#31249E#31249E

#31249E is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.2% C 0.185 H 277.2°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#31249E
RGB	rgb(49, 36, 158)
HSL	hsl(246, 63%, 38%)
HSV	hsv(246, 77%, 62%)
CMYK	cmyk(69%, 77.2%, 0%, 38%)
CIE-LAB	lab(24.90, 43.45, -63.51)
CIE-LCH	lch(24.90, 76.95, 304.38°)
OKLab	oklab(37.16% 0.0232 -0.1835)
OKLCH	oklch(37.16% 0.185 277.2)
XYZ	xyz(8.0670, 4.3826, 32.7619)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31249E #919E24

analogous

#24549E #31249E #6E249E

triadic

#31249E #9E3124 #249E31

tetradic

#31249E #9E2454 #919E24 #249E6E

square

#31249E #9E2454 #919E24 #249E6E

split-complementary

#31249E #9E6E24 #549E24

monochromatic

#120D3A #22196C #31249E #412FD0 #6E61DB

Accessibility & contrast

On white

11.19

#31249E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#31249E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31249E

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31249E	#FFFFFF	#000000	##FFFFFF
##31249E	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A1

Deuteranopia (green-blind)

#00369C

Tritanopia (blue-blind)

#004860

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #31249e;
/* rgb */ color: rgb(49, 36, 158);
/* oklch */ color: oklch(37.2% 0.185 277.2);

Tailwind

colors: {
  custom: {
    50: '#7961bc',
    500: '#31249e',
    950: '#000000',
  },
}

SCSS

$custom: #31249e;
$custom-light: #7961bc;
$custom-dark: #000000;

JSON

{
  "hex": "#31249e",
  "rgb": {
    "r": 49,
    "g": 36,
    "b": 158
  },
  "hsl": {
    "h": 246.393,
    "s": 62.887,
    "l": 38.039
  },
  "oklch": {
    "l": 0.37158,
    "c": 0.18496,
    "h": 277.2
  },
  "luminance": 0.04383
}

Semantic roles & 50–950 ramp

primary

#31249E

secondary

#B6C05E

accent

#E642D4

background

#F8F5FB

surface

#EFEAF7

border

#CAC6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #31249E

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

Preview Lab → · Contrast checker → · Palette generator →