#31248D#31248D

#31248D is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.4% C 0.164 H 279.5°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#31248D
RGB	rgb(49, 36, 141)
HSL	hsl(247, 59%, 35%)
HSV	hsv(247, 74%, 55%)
CMYK	cmyk(65.2%, 74.5%, 0%, 44.7%)
CIE-LAB	lab(23.13, 37.94, -55.95)
CIE-LCH	lch(23.13, 67.60, 304.14°)
OKLab	oklab(35.38% 0.0271 -0.1615)
OKLCH	oklch(35.38% 0.164 279.5)
XYZ	xyz(6.7037, 3.8373, 25.5815)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31248D #808D24

analogous

#244B8D #31248D #66248D

triadic

#31248D #8D3124 #248D31

tetradic

#31248D #8D244B #808D24 #248D66

square

#31248D #8D244B #808D24 #248D66

split-complementary

#31248D #8D6624 #4B8D24

monochromatic

#0F0B2B #20185C #31248D #4230BE #6757D4

Accessibility & contrast

On white

11.88

#31248D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#31248D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31248D

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31248D	#FFFFFF	#000000	##FFFFFF
##31248D	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B90

Deuteranopia (green-blind)

#00338B

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #31248d;
/* rgb */ color: rgb(49, 36, 141);
/* oklch */ color: oklch(35.4% 0.164 279.5);

Tailwind

colors: {
  custom: {
    50: '#7661af',
    500: '#31248d',
    950: '#000000',
  },
}

SCSS

$custom: #31248d;
$custom-light: #7661af;
$custom-dark: #000000;

JSON

{
  "hex": "#31248d",
  "rgb": {
    "r": 49,
    "g": 36,
    "b": 141
  },
  "hsl": {
    "h": 247.429,
    "s": 59.322,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35375,
    "c": 0.16373,
    "h": 279.5
  },
  "luminance": 0.03838
}

Semantic roles & 50–950 ramp

primary

#31248D

secondary

#ACB854

accent

#E345CF

background

#F7F5FA

surface

#EEEAF5

border

#C9C6CF

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #31248D

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

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