#31248E#31248E

#31248E is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.5% C 0.165 H 279.4°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#31248E
RGB	rgb(49, 36, 142)
HSL	hsl(247, 60%, 35%)
HSV	hsv(247, 75%, 56%)
CMYK	cmyk(65.5%, 74.6%, 0%, 44.3%)
CIE-LAB	lab(23.23, 38.26, -56.41)
CIE-LCH	lch(23.23, 68.16, 304.15°)
OKLab	oklab(35.48% 0.0269 -0.1628)
OKLCH	oklch(35.48% 0.165 279.4)
XYZ	xyz(6.7784, 3.8672, 25.9752)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31248E #818E24

analogous

#244C8E #31248E #66248E

triadic

#31248E #8E3124 #248E31

tetradic

#31248E #8E244C #818E24 #248E66

square

#31248E #8E244C #818E24 #248E66

split-complementary

#31248E #8E6624 #4C8E24

monochromatic

#0F0B2C #20185D #31248E #4230BF #6758D5

Accessibility & contrast

On white

11.84

#31248E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#31248E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31248E

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31248E	#FFFFFF	#000000	##FFFFFF
##31248E	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B91

Deuteranopia (green-blind)

#00338C

Tritanopia (blue-blind)

#004257

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #31248e;
/* rgb */ color: rgb(49, 36, 142);
/* oklch */ color: oklch(35.5% 0.165 279.4);

Tailwind

colors: {
  custom: {
    50: '#7661b0',
    500: '#31248e',
    950: '#000000',
  },
}

SCSS

$custom: #31248e;
$custom-light: #7661b0;
$custom-dark: #000000;

JSON

{
  "hex": "#31248e",
  "rgb": {
    "r": 49,
    "g": 36,
    "b": 142
  },
  "hsl": {
    "h": 247.358,
    "s": 59.551,
    "l": 34.902
  },
  "oklch": {
    "l": 0.35478,
    "c": 0.16501,
    "h": 279.4
  },
  "luminance": 0.03868
}

Semantic roles & 50–950 ramp

primary

#31248E

secondary

#ADB955

accent

#E345CF

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #31248E

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

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