#313645#313645

#313645 is a dark, muted blue. Relative luminance 0.037; OKLCH L 33.5% C 0.027 H 270.5°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#313645
RGB	rgb(49, 54, 69)
HSL	hsl(225, 17%, 23%)
HSV	hsv(225, 29%, 27%)
CMYK	cmyk(29%, 21.7%, 0%, 72.9%)
CIE-LAB	lab(22.73, 1.91, -9.99)
CIE-LCH	lch(22.73, 10.17, 280.85°)
OKLab	oklab(33.45% 0.0002 -0.0274)
OKLCH	oklch(33.45% 0.027 270.5)
XYZ	xyz(3.6597, 3.7209, 6.1545)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313645 #454031

analogous

#314045 #313645 #363145

triadic

#313645 #453136 #364531

tetradic

#313645 #453140 #454031 #314536

square

#313645 #453140 #454031 #314536

split-complementary

#313645 #453631 #404531

monochromatic

#0D0E12 #181A21 #313645 #4A5269 #646E8D

Accessibility & contrast

On white

12.04

#313645 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#313645 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313645

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313645	#FFFFFF	#000000	##FFFFFF
##313645	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323746

Deuteranopia (green-blind)

#303545

Tritanopia (blue-blind)

#2C393B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #313645;
/* rgb */ color: rgb(49, 54, 69);
/* oklch */ color: oklch(33.5% 0.027 270.5);

Tailwind

colors: {
  custom: {
    50: '#696c78',
    500: '#313645',
    950: '#000000',
  },
}

SCSS

$custom: #313645;
$custom-light: #696c78;
$custom-dark: #000000;

JSON

{
  "hex": "#313645",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 69
  },
  "hsl": {
    "h": 225,
    "s": 16.949,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3345,
    "c": 0.02739,
    "h": 270.5
  },
  "luminance": 0.03721
}

Semantic roles & 50–950 ramp

primary

#313645

secondary

#756F5C

accent

#A76EBA

background

#F6F6F7

surface

#EBEBED

border

#C6C6C8

text

#060709

muted

#7A7A7B

Preview Lab

Preview with #313645

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

Preview Lab → · Contrast checker → · Palette generator →