#313989#313989

#313989 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.7% C 0.132 H 274.1°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#313989
RGB	rgb(49, 57, 137)
HSL	hsl(235, 47%, 36%)
HSV	hsv(235, 64%, 54%)
CMYK	cmyk(64.2%, 58.4%, 0%, 46.3%)
CIE-LAB	lab(27.80, 23.18, -45.82)
CIE-LCH	lch(27.80, 51.35, 296.83°)
OKLab	oklab(38.67% 0.0095 -0.1317)
OKLCH	oklch(38.67% 0.132 274.1)
XYZ	xyz(7.2436, 5.3848, 24.3197)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313989 #898131

analogous

#316589 #313989 #553189

triadic

#313989 #893139 #398931

tetradic

#313989 #893165 #898131 #318955

square

#313989 #893165 #898131 #318955

split-complementary

#313989 #895531 #658931

monochromatic

#11132F #21265C #313989 #414CB6 #6B73CA

Accessibility & contrast

On white

10.11

#313989 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#313989 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313989

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313989	#FFFFFF	#000000	##FFFFFF
##313989	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468C

Deuteranopia (green-blind)

#003E87

Tritanopia (blue-blind)

#004C5B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #313989;
/* rgb */ color: rgb(49, 57, 137);
/* oklch */ color: oklch(38.7% 0.132 274.1);

Tailwind

colors: {
  custom: {
    50: '#736fac',
    500: '#313989',
    950: '#000000',
  },
}

SCSS

$custom: #313989;
$custom-light: #736fac;
$custom-dark: #000000;

JSON

{
  "hex": "#313989",
  "rgb": {
    "r": 49,
    "g": 57,
    "b": 137
  },
  "hsl": {
    "h": 234.545,
    "s": 47.312,
    "l": 36.471
  },
  "oklch": {
    "l": 0.38673,
    "c": 0.13204,
    "h": 274.1
  },
  "luminance": 0.05385
}

Semantic roles & 50–950 ramp

primary

#313989

secondary

#B1AA64

accent

#CB51D7

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #313989

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

Preview Lab → · Contrast checker → · Palette generator →