#312EA2#312EA2

#312EA2 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.0% C 0.180 H 275.3°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#312EA2
RGB	rgb(49, 46, 162)
HSL	hsl(242, 56%, 41%)
HSV	hsv(242, 72%, 64%)
CMYK	cmyk(69.8%, 71.6%, 0%, 36.5%)
CIE-LAB	lab(27.34, 39.08, -61.92)
CIE-LCH	lch(27.34, 73.22, 302.26°)
OKLab	oklab(39.01% 0.0165 -0.1789)
OKLCH	oklch(39.01% 0.18 275.3)
XYZ	xyz(8.7631, 5.2148, 34.7202)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312EA2 #9FA22E

analogous

#2E65A2 #312EA2 #6B2EA2

triadic

#312EA2 #A2312E #2EA231

tetradic

#312EA2 #A22E65 #9FA22E #2EA26B

square

#312EA2 #A22E65 #9FA22E #2EA26B

split-complementary

#312EA2 #A26B2E #65A22E

monochromatic

#141343 #232072 #312EA2 #4743CA #7673D7

Accessibility & contrast

On white

10.28

#312EA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#312EA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312EA2

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312EA2	#FFFFFF	#000000	##FFFFFF
##312EA2	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A5

Deuteranopia (green-blind)

#003BA0

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #312ea2;
/* rgb */ color: rgb(49, 46, 162);
/* oklch */ color: oklch(39.0% 0.180 275.3);

Tailwind

colors: {
  custom: {
    50: '#7968bf',
    500: '#312ea2',
    950: '#000000',
  },
}

SCSS

$custom: #312ea2;
$custom-light: #7968bf;
$custom-dark: #000000;

JSON

{
  "hex": "#312ea2",
  "rgb": {
    "r": 49,
    "g": 46,
    "b": 162
  },
  "hsl": {
    "h": 241.552,
    "s": 55.769,
    "l": 40.784
  },
  "oklch": {
    "l": 0.39013,
    "c": 0.17969,
    "h": 275.3
  },
  "luminance": 0.05216
}

Semantic roles & 50–950 ramp

primary

#312EA2

secondary

#BDBF6D

accent

#DF49DB

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #312EA2

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

Preview Lab → · Contrast checker → · Palette generator →