#31208C#31208C

#31208C is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.7% C 0.167 H 280.4°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#31208C
RGB	rgb(49, 32, 140)
HSL	hsl(249, 63%, 34%)
HSV	hsv(249, 77%, 55%)
CMYK	cmyk(65%, 77.1%, 0%, 45.1%)
CIE-LAB	lab(22.23, 39.86, -56.81)
CIE-LCH	lch(22.23, 69.40, 305.05°)
OKLab	oklab(34.71% 0.0301 -0.1639)
OKLCH	oklch(34.71% 0.167 280.4)
XYZ	xyz(6.5153, 3.5789, 25.1533)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31208C #7B8C20

analogous

#20458C #31208C #67208C

triadic

#31208C #8C3120 #208C31

tetradic

#31208C #8C2045 #7B8C20 #208C67

square

#31208C #8C2045 #7B8C20 #208C67

split-complementary

#31208C #8C6720 #458C20

monochromatic

#0E0928 #20155A #31208C #422BBE #6550D7

Accessibility & contrast

On white

12.24

#31208C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#31208C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31208C

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31208C	#FFFFFF	#000000	##FFFFFF
##31208C	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398F

Deuteranopia (green-blind)

#00318A

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #31208c;
/* rgb */ color: rgb(49, 32, 140);
/* oklch */ color: oklch(34.7% 0.167 280.4);

Tailwind

colors: {
  custom: {
    50: '#765eaf',
    500: '#31208c',
    950: '#000000',
  },
}

SCSS

$custom: #31208c;
$custom-light: #765eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#31208c",
  "rgb": {
    "r": 49,
    "g": 32,
    "b": 140
  },
  "hsl": {
    "h": 249.444,
    "s": 62.791,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34709,
    "c": 0.16668,
    "h": 280.4
  },
  "luminance": 0.03579
}

Semantic roles & 50–950 ramp

primary

#31208C

secondary

#A9BA4E

accent

#E642CC

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #31208C

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

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