#313479#313479

#313479 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.4% C 0.115 H 277.1°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#313479
RGB	rgb(49, 52, 121)
HSL	hsl(238, 42%, 33%)
HSV	hsv(238, 60%, 47%)
CMYK	cmyk(59.5%, 57%, 0%, 52.5%)
CIE-LAB	lab(25.23, 20.77, -39.97)
CIE-LCH	lch(25.23, 45.05, 297.46°)
OKLab	oklab(36.36% 0.0143 -0.1145)
OKLCH	oklch(36.36% 0.115 277.1)
XYZ	xyz(5.9447, 4.4890, 18.6387)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313479 #797631

analogous

#315879 #313479 #523179

triadic

#313479 #793134 #347931

tetradic

#313479 #793158 #797631 #317952

square

#313479 #793158 #797631 #317952

split-complementary

#313479 #795231 #587931

monochromatic

#0E0F22 #1F214D #313479 #4347A5 #6468C0

Accessibility & contrast

On white

11.07

#313479 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#313479 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313479

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313479	#FFFFFF	#000000	##FFFFFF
##313479	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#053F7B

Deuteranopia (green-blind)

#003978

Tritanopia (blue-blind)

#064451

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #313479;
/* rgb */ color: rgb(49, 52, 121);
/* oklch */ color: oklch(36.4% 0.115 277.1);

Tailwind

colors: {
  custom: {
    50: '#706ba0',
    500: '#313479',
    950: '#000000',
  },
}

SCSS

$custom: #313479;
$custom-light: #706ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#313479",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 121
  },
  "hsl": {
    "h": 237.5,
    "s": 42.353,
    "l": 33.333
  },
  "oklch": {
    "l": 0.36362,
    "c": 0.11541,
    "h": 277.1
  },
  "luminance": 0.04489
}

Semantic roles & 50–950 ramp

primary

#313479

secondary

#A8A55E

accent

#CD56D2

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060F

muted

#7B7A7E

Preview Lab

Preview with #313479

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

Preview Lab → · Contrast checker → · Palette generator →