#312088#312088

#312088 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.3% C 0.162 H 281.1°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#312088
RGB	rgb(49, 32, 136)
HSL	hsl(250, 62%, 33%)
HSV	hsv(250, 76%, 53%)
CMYK	cmyk(64%, 76.5%, 0%, 46.7%)
CIE-LAB	lab(21.81, 38.58, -55.00)
CIE-LCH	lch(21.81, 67.18, 305.05°)
OKLab	oklab(34.29% 0.0311 -0.1587)
OKLCH	oklch(34.29% 0.162 281.1)
XYZ	xyz(6.2257, 3.4631, 23.6282)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312088 #778820

analogous

#204388 #312088 #652088

triadic

#312088 #883120 #208831

tetradic

#312088 #882043 #778820 #208865

square

#312088 #882043 #778820 #208865

split-complementary

#312088 #886520 #438820

monochromatic

#0D0925 #1F1456 #312088 #432CBA #634DD5

Accessibility & contrast

On white

12.41

#312088 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#312088 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312088

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312088	#FFFFFF	#000000	##FFFFFF
##312088	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388B

Deuteranopia (green-blind)

#003086

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #312088;
/* rgb */ color: rgb(49, 32, 136);
/* oklch */ color: oklch(34.3% 0.162 281.1);

Tailwind

colors: {
  custom: {
    50: '#755eac',
    500: '#312088',
    950: '#000000',
  },
}

SCSS

$custom: #312088;
$custom-light: #755eac;
$custom-dark: #000000;

JSON

{
  "hex": "#312088",
  "rgb": {
    "r": 49,
    "g": 32,
    "b": 136
  },
  "hsl": {
    "h": 249.808,
    "s": 61.905,
    "l": 32.941
  },
  "oklch": {
    "l": 0.3429,
    "c": 0.16167,
    "h": 281.1
  },
  "luminance": 0.03464
}

Semantic roles & 50–950 ramp

primary

#312088

secondary

#A6B84C

accent

#E543CA

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #312088

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

Preview Lab → · Contrast checker → · Palette generator →