#31258C#31258C

#31258C is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.4% C 0.161 H 279.5°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#31258C
RGB	rgb(49, 37, 140)
HSL	hsl(247, 58%, 35%)
HSV	hsv(247, 74%, 55%)
CMYK	cmyk(65%, 73.6%, 0%, 45.1%)
CIE-LAB	lab(23.23, 37.03, -55.15)
CIE-LCH	lch(23.23, 66.43, 303.88°)
OKLab	oklab(35.42% 0.0266 -0.1591)
OKLCH	oklch(35.42% 0.161 279.5)
XYZ	xyz(6.6603, 3.8690, 25.2017)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31258C #808C25

analogous

#254D8C #31258C #64258C

triadic

#31258C #8C3125 #258C31

tetradic

#31258C #8C254D #808C25 #258C64

square

#31258C #8C254D #808C25 #258C64

split-complementary

#31258C #8C6425 #4D8C25

monochromatic

#0F0B2B #20185C #31258C #4232BC #6758D3

Accessibility & contrast

On white

11.84

#31258C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#31258C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31258C

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31258C	#FFFFFF	#000000	##FFFFFF
##31258C	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)

#003B8F

Deuteranopia (green-blind)

#00338A

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #31258c;
/* rgb */ color: rgb(49, 37, 140);
/* oklch */ color: oklch(35.4% 0.161 279.5);

Tailwind

colors: {
  custom: {
    50: '#7561af',
    500: '#31258c',
    950: '#000000',
  },
}

SCSS

$custom: #31258c;
$custom-light: #7561af;
$custom-dark: #000000;

JSON

{
  "hex": "#31258c",
  "rgb": {
    "r": 49,
    "g": 37,
    "b": 140
  },
  "hsl": {
    "h": 246.99,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35421,
    "c": 0.16135,
    "h": 279.5
  },
  "luminance": 0.0387
}

Semantic roles & 50–950 ramp

primary

#31258C

secondary

#ACB855

accent

#E146CF

background

#F7F5FA

surface

#EEEAF5

border

#C9C6CF

text

#090510

muted

#7B797F

Preview Lab

Preview with #31258C

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

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