#313889#313889

#313889 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.5% C 0.133 H 274.5°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#313889
RGB	rgb(49, 56, 137)
HSL	hsl(235, 47%, 36%)
HSV	hsv(235, 64%, 54%)
CMYK	cmyk(64.2%, 59.1%, 0%, 46.3%)
CIE-LAB	lab(27.54, 23.85, -46.26)
CIE-LCH	lch(27.54, 52.04, 297.28°)
OKLab	oklab(38.47% 0.0105 -0.133)
OKLCH	oklch(38.47% 0.133 274.5)
XYZ	xyz(7.1947, 5.2869, 24.3034)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313889 #898231

analogous

#316489 #313889 #563189

triadic

#313889 #893138 #388931

tetradic

#313889 #893164 #898231 #318956

square

#313889 #893164 #898231 #318956

split-complementary

#313889 #895631 #648931

monochromatic

#11132F #21265C #313889 #414AB6 #6B72CA

Accessibility & contrast

On white

10.21

#313889 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#313889 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313889

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313889	#FFFFFF	#000000	##FFFFFF
##313889	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458C

Deuteranopia (green-blind)

#003D87

Tritanopia (blue-blind)

#004C5B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #313889;
/* rgb */ color: rgb(49, 56, 137);
/* oklch */ color: oklch(38.5% 0.133 274.5);

Tailwind

colors: {
  custom: {
    50: '#736eac',
    500: '#313889',
    950: '#000000',
  },
}

SCSS

$custom: #313889;
$custom-light: #736eac;
$custom-dark: #000000;

JSON

{
  "hex": "#313889",
  "rgb": {
    "r": 49,
    "g": 56,
    "b": 137
  },
  "hsl": {
    "h": 235.227,
    "s": 47.312,
    "l": 36.471
  },
  "oklch": {
    "l": 0.38474,
    "c": 0.13339,
    "h": 274.5
  },
  "luminance": 0.05287
}

Semantic roles & 50–950 ramp

primary

#313889

secondary

#B1AB64

accent

#CC51D7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #313889

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

Preview Lab → · Contrast checker → · Palette generator →