#313644#313644

#313644 is a dark, muted blue. Relative luminance 0.037; OKLCH L 33.4% C 0.026 H 269.6°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#313644
RGB	rgb(49, 54, 68)
HSL	hsl(224, 16%, 23%)
HSV	hsv(224, 28%, 27%)
CMYK	cmyk(27.9%, 20.6%, 0%, 73.3%)
CIE-LAB	lab(22.68, 1.62, -9.38)
CIE-LCH	lch(22.68, 9.52, 279.82°)
OKLab	oklab(33.4% -0.0002 -0.0257)
OKLCH	oklch(33.4% 0.026 269.6)
XYZ	xyz(3.6289, 3.7086, 5.9923)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313644 #443F31

analogous

#313F44 #313644 #353144

triadic

#313644 #443136 #364431

tetradic

#313644 #44313F #443F31 #314435

square

#313644 #44313F #443F31 #314435

split-complementary

#313644 #443531 #3F4431

monochromatic

#0D0E12 #171A20 #313644 #4B5268 #646E8B

Accessibility & contrast

On white

12.06

#313644 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#313644 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313644

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313644	#FFFFFF	#000000	##FFFFFF
##313644	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323745

Deuteranopia (green-blind)

#303544

Tritanopia (blue-blind)

#2C393B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #313644;
/* rgb */ color: rgb(49, 54, 68);
/* oklch */ color: oklch(33.4% 0.026 269.6);

Tailwind

colors: {
  custom: {
    50: '#696c78',
    500: '#313644',
    950: '#000000',
  },
}

SCSS

$custom: #313644;
$custom-light: #696c78;
$custom-dark: #000000;

JSON

{
  "hex": "#313644",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 68
  },
  "hsl": {
    "h": 224.211,
    "s": 16.239,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33403,
    "c": 0.02569,
    "h": 269.6
  },
  "luminance": 0.03709
}

Semantic roles & 50–950 ramp

primary

#313644

secondary

#746E5D

accent

#A56FB9

background

#F6F6F7

surface

#EBEBED

border

#C6C6C8

text

#060708

muted

#7A7A7B

Preview Lab

Preview with #313644

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

Preview Lab → · Contrast checker → · Palette generator →