#31238D#31238D

#31238D is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.2% C 0.165 H 279.7°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#31238D
RGB	rgb(49, 35, 141)
HSL	hsl(248, 60%, 35%)
HSV	hsv(248, 75%, 55%)
CMYK	cmyk(65.2%, 75.2%, 0%, 44.7%)
CIE-LAB	lab(22.92, 38.51, -56.29)
CIE-LCH	lch(22.92, 68.20, 304.38°)
OKLab	oklab(35.23% 0.0278 -0.1624)
OKLCH	oklch(35.23% 0.165 279.7)
XYZ	xyz(6.6738, 3.7776, 25.5716)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31238D #7F8D23

analogous

#234A8D #31238D #66238D

triadic

#31238D #8D3123 #238D31

tetradic

#31238D #8D234A #7F8D23 #238D66

square

#31238D #8D234A #7F8D23 #238D66

split-complementary

#31238D #8D6623 #4A8D23

monochromatic

#0F0B2B #20175C #31238D #422FBE #6655D5

Accessibility & contrast

On white

11.96

#31238D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#31238D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31238D

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31238D	#FFFFFF	#000000	##FFFFFF
##31238D	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	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: #31238d;
/* rgb */ color: rgb(49, 35, 141);
/* oklch */ color: oklch(35.2% 0.165 279.7);

Tailwind

colors: {
  custom: {
    50: '#7660af',
    500: '#31238d',
    950: '#000000',
  },
}

SCSS

$custom: #31238d;
$custom-light: #7660af;
$custom-dark: #000000;

JSON

{
  "hex": "#31238d",
  "rgb": {
    "r": 49,
    "g": 35,
    "b": 141
  },
  "hsl": {
    "h": 247.925,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.3523,
    "c": 0.16481,
    "h": 279.7
  },
  "luminance": 0.03778
}

Semantic roles & 50–950 ramp

primary

#31238D

secondary

#ABB953

accent

#E344CE

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #31238D

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

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