#313385#313385

#313385 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.2% C 0.134 H 276.6°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#313385
RGB	rgb(49, 51, 133)
HSL	hsl(239, 46%, 36%)
HSV	hsv(239, 63%, 52%)
CMYK	cmyk(63.2%, 61.7%, 0%, 47.8%)
CIE-LAB	lab(25.90, 25.75, -46.42)
CIE-LCH	lch(25.90, 53.09, 299.02°)
OKLab	oklab(37.16% 0.0154 -0.1335)
OKLCH	oklch(37.16% 0.134 276.6)
XYZ	xyz(6.6827, 4.7136, 22.7434)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313385 #858331

analogous

#315D85 #313385 #593185

triadic

#313385 #853133 #338531

tetradic

#313385 #85315D #858331 #318559

square

#313385 #85315D #858331 #318559

split-complementary

#313385 #855931 #5D8531

monochromatic

#10112C #212258 #313385 #4144B2 #696BC8

Accessibility & contrast

On white

10.81

#313385 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#313385 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313385

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313385	#FFFFFF	#000000	##FFFFFF
##313385	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004188

Deuteranopia (green-blind)

#003A83

Tritanopia (blue-blind)

#004757

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #313385;
/* rgb */ color: rgb(49, 51, 133);
/* oklch */ color: oklch(37.2% 0.134 276.6);

Tailwind

colors: {
  custom: {
    50: '#736aa9',
    500: '#313385',
    950: '#000000',
  },
}

SCSS

$custom: #313385;
$custom-light: #736aa9;
$custom-dark: #000000;

JSON

{
  "hex": "#313385",
  "rgb": {
    "r": 49,
    "g": 51,
    "b": 133
  },
  "hsl": {
    "h": 238.571,
    "s": 46.154,
    "l": 35.686
  },
  "oklch": {
    "l": 0.37162,
    "c": 0.13439,
    "h": 276.6
  },
  "luminance": 0.04714
}

Semantic roles & 50–950 ramp

primary

#313385

secondary

#AFAD63

accent

#D352D6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #313385

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

Preview Lab → · Contrast checker → · Palette generator →