#312DB6#312DB6

#312DB6 is a dark, highly saturated blue. Relative luminance 0.059; OKLCH L 40.9% C 0.206 H 273.7°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#312DB6
RGB	rgb(49, 45, 182)
HSL	hsl(242, 60%, 45%)
HSV	hsv(242, 75%, 71%)
CMYK	cmyk(73.1%, 75.3%, 0%, 28.6%)
CIE-LAB	lab(29.17, 46.30, -70.90)
CIE-LCH	lch(29.17, 84.68, 303.15°)
OKLab	oklab(40.93% 0.0134 -0.2051)
OKLCH	oklch(40.93% 0.206 273.7)
XYZ	xyz(10.6457, 5.9061, 44.8258)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312DB6 #B2B62D

analogous

#2D6EB6 #312DB6 #762DB6

triadic

#312DB6 #B6312D #2DB631

tetradic

#312DB6 #B62D6E #B2B62D #2DB676

square

#312DB6 #B62D6E #B2B62D #2DB676

split-complementary

#312DB6 #B6762D #6EB62D

monochromatic

#171554 #242185 #312DB6 #514DD3 #817EDF

Accessibility & contrast

On white

9.63

#312DB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#312DB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312DB6

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312DB6	#FFFFFF	#000000	##FFFFFF
##312DB6	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBA

Deuteranopia (green-blind)

#003EB4

Tritanopia (blue-blind)

#00556F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #312db6;
/* rgb */ color: rgb(49, 45, 182);
/* oklch */ color: oklch(40.9% 0.206 273.7);

Tailwind

colors: {
  custom: {
    50: '#7e68cd',
    500: '#312db6',
    950: '#000000',
  },
}

SCSS

$custom: #312db6;
$custom-light: #7e68cd;
$custom-dark: #000000;

JSON

{
  "hex": "#312db6",
  "rgb": {
    "r": 49,
    "g": 45,
    "b": 182
  },
  "hsl": {
    "h": 241.752,
    "s": 60.352,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4093,
    "c": 0.20554,
    "h": 273.7
  },
  "luminance": 0.05907
}

Semantic roles & 50–950 ramp

primary

#312DB6

secondary

#C5C877

accent

#E344DF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #312DB6

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

Preview Lab → · Contrast checker → · Palette generator →