#312489#312489

#312489 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.0% C 0.159 H 280.2°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#312489
RGB	rgb(49, 36, 137)
HSL	hsl(248, 58%, 34%)
HSV	hsv(248, 74%, 54%)
CMYK	cmyk(64.2%, 73.7%, 0%, 46.3%)
CIE-LAB	lab(22.72, 36.62, -54.12)
CIE-LCH	lch(22.72, 65.34, 304.08°)
OKLab	oklab(34.97% 0.028 -0.1561)
OKLCH	oklch(34.97% 0.159 280.2)
XYZ	xyz(6.4114, 3.7204, 24.0423)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312489 #7C8924

analogous

#244A89 #312489 #642489

triadic

#312489 #893124 #248931

tetradic

#312489 #89244A #7C8924 #248964

square

#312489 #89244A #7C8924 #248964

split-complementary

#312489 #896424 #4A8924

monochromatic

#0E0B28 #201759 #312489 #4231B9 #6555D2

Accessibility & contrast

On white

12.04

#312489 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#312489 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312489

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312489	#FFFFFF	#000000	##FFFFFF
##312489	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8C

Deuteranopia (green-blind)

#003287

Tritanopia (blue-blind)

#004054

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #312489;
/* rgb */ color: rgb(49, 36, 137);
/* oklch */ color: oklch(35.0% 0.159 280.2);

Tailwind

colors: {
  custom: {
    50: '#7560ac',
    500: '#312489',
    950: '#000000',
  },
}

SCSS

$custom: #312489;
$custom-light: #7560ac;
$custom-dark: #000000;

JSON

{
  "hex": "#312489",
  "rgb": {
    "r": 49,
    "g": 36,
    "b": 137
  },
  "hsl": {
    "h": 247.723,
    "s": 58.382,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34968,
    "c": 0.1586,
    "h": 280.2
  },
  "luminance": 0.03721
}

Semantic roles & 50–950 ramp

primary

#312489

secondary

#AAB752

accent

#E246CE

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #312489

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

Preview Lab → · Contrast checker → · Palette generator →