#313679#313679

#313679 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.8% C 0.113 H 276.1°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#313679
RGB	rgb(49, 54, 121)
HSL	hsl(236, 42%, 33%)
HSV	hsv(236, 60%, 47%)
CMYK	cmyk(59.5%, 55.4%, 0%, 52.5%)
CIE-LAB	lab(25.78, 19.41, -39.08)
CIE-LCH	lch(25.78, 43.63, 296.41°)
OKLab	oklab(36.78% 0.0121 -0.1119)
OKLCH	oklch(36.78% 0.113 276.1)
XYZ	xyz(6.0359, 4.6713, 18.6690)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313679 #797431

analogous

#315A79 #313679 #503179

triadic

#313679 #793136 #367931

tetradic

#313679 #79315A #797431 #317950

square

#313679 #79315A #797431 #317950

split-complementary

#313679 #795031 #5A7931

monochromatic

#0E0F22 #1F234D #313679 #4349A5 #646BC0

Accessibility & contrast

On white

10.86

#313679 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#313679 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313679

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313679	#FFFFFF	#000000	##FFFFFF
##313679	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E407B

Deuteranopia (green-blind)

#003A78

Tritanopia (blue-blind)

#054552

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #313679;
/* rgb */ color: rgb(49, 54, 121);
/* oklch */ color: oklch(36.8% 0.113 276.1);

Tailwind

colors: {
  custom: {
    50: '#706ca0',
    500: '#313679',
    950: '#000000',
  },
}

SCSS

$custom: #313679;
$custom-light: #706ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#313679",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 121
  },
  "hsl": {
    "h": 235.833,
    "s": 42.353,
    "l": 33.333
  },
  "oklch": {
    "l": 0.36775,
    "c": 0.11253,
    "h": 276.1
  },
  "luminance": 0.04672
}

Semantic roles & 50–950 ramp

primary

#313679

secondary

#A8A35E

accent

#C956D2

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08070F

muted

#7B7A7E

Preview Lab

Preview with #313679

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

Preview Lab → · Contrast checker → · Palette generator →