#312098#312098

#312098 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.0% C 0.181 H 278.5°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#312098
RGB	rgb(49, 32, 152)
HSL	hsl(249, 65%, 36%)
HSV	hsv(249, 79%, 60%)
CMYK	cmyk(67.8%, 78.9%, 0%, 40.4%)
CIE-LAB	lab(23.51, 43.65, -62.12)
CIE-LCH	lch(23.51, 75.92, 305.10°)
OKLab	oklab(35.99% 0.0269 -0.1794)
OKLCH	oklch(35.99% 0.181 278.5)
XYZ	xyz(7.4488, 3.9524, 30.0700)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312098 #879820

analogous

#204B98 #312098 #6D2098

triadic

#312098 #983120 #209831

tetradic

#312098 #98204B #879820 #20986D

square

#312098 #98204B #879820 #20986D

split-complementary

#312098 #986D20 #4B9820

monochromatic

#100B33 #211565 #312098 #412BCB #6A57DC

Accessibility & contrast

On white

11.73

#312098 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#312098 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312098

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312098	#FFFFFF	#000000	##FFFFFF
##312098	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9B

Deuteranopia (green-blind)

#003396

Tritanopia (blue-blind)

#00445B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #312098;
/* rgb */ color: rgb(49, 32, 152);
/* oklch */ color: oklch(36.0% 0.181 278.5);

Tailwind

colors: {
  custom: {
    50: '#785fb8',
    500: '#312098',
    950: '#000000',
  },
}

SCSS

$custom: #312098;
$custom-light: #785fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#312098",
  "rgb": {
    "r": 49,
    "g": 32,
    "b": 152
  },
  "hsl": {
    "h": 248.5,
    "s": 65.217,
    "l": 36.078
  },
  "oklch": {
    "l": 0.35994,
    "c": 0.18142,
    "h": 278.5
  },
  "luminance": 0.03953
}

Semantic roles & 50–950 ramp

primary

#312098

secondary

#B0BF54

accent

#E840D0

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #312098

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

Preview Lab → · Contrast checker → · Palette generator →