#313478#313478

#313478 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.3% C 0.114 H 277.2°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#313478
RGB	rgb(49, 52, 120)
HSL	hsl(237, 42%, 33%)
HSV	hsv(237, 59%, 47%)
CMYK	cmyk(59.2%, 56.7%, 0%, 52.9%)
CIE-LAB	lab(25.15, 20.41, -39.46)
CIE-LCH	lch(25.15, 44.42, 297.36°)
OKLab	oklab(36.28% 0.0143 -0.113)
OKLCH	oklch(36.28% 0.114 277.2)
XYZ	xyz(5.8837, 4.4646, 18.3174)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313478 #787531

analogous

#315778 #313478 #513178

triadic

#313478 #783134 #347831

tetradic

#313478 #783157 #787531 #317851

square

#313478 #783157 #787531 #317851

split-complementary

#313478 #785131 #577831

monochromatic

#0E0E21 #1F214D #313478 #4347A3 #6468C0

Accessibility & contrast

On white

11.09

#313478 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#313478 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313478

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313478	#FFFFFF	#000000	##FFFFFF
##313478	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#083F7A

Deuteranopia (green-blind)

#003977

Tritanopia (blue-blind)

#084450

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #313478;
/* rgb */ color: rgb(49, 52, 120);
/* oklch */ color: oklch(36.3% 0.114 277.2);

Tailwind

colors: {
  custom: {
    50: '#706b9f',
    500: '#313478',
    950: '#000000',
  },
}

SCSS

$custom: #313478;
$custom-light: #706b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#313478",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 120
  },
  "hsl": {
    "h": 237.465,
    "s": 42.012,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36283,
    "c": 0.11391,
    "h": 277.2
  },
  "luminance": 0.04465
}

Semantic roles & 50–950 ramp

primary

#313478

secondary

#A7A45E

accent

#CD56D2

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060F

muted

#7B7A7E

Preview Lab

Preview with #313478

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

Preview Lab → · Contrast checker → · Palette generator →