#313B41#313B41

#313B41 is a dark, near-neutral cyan. Relative luminance 0.042; OKLCH L 34.6% C 0.017 H 234.3°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#313B41
RGB	rgb(49, 59, 65)
HSL	hsl(203, 14%, 22%)
HSV	hsv(203, 25%, 25%)
CMYK	cmyk(24.6%, 9.2%, 0%, 74.5%)
CIE-LAB	lab(24.20, -2.54, -5.08)
CIE-LCH	lch(24.20, 5.68, 243.41°)
OKLab	oklab(34.56% -0.0099 -0.0138)
OKLCH	oklch(34.56% 0.017 234.3)
XYZ	xyz(3.7845, 4.1624, 5.6040)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313B41 #413731

analogous

#31413F #313B41 #313341

triadic

#313B41 #41313B #3B4131

tetradic

#313B41 #3F3141 #413731 #334131

square

#313B41 #3F3141 #413731 #334131

split-complementary

#313B41 #413133 #413F31

monochromatic

#0D1011 #171B1E #313B41 #4B5B64 #667A87

Accessibility & contrast

On white

11.46

#313B41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#313B41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313B41

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313B41	#FFFFFF	#000000	##FFFFFF
##313B41	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383B41

Deuteranopia (green-blind)

#363941

Tritanopia (blue-blind)

#2D3D3D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #313b41;
/* rgb */ color: rgb(49, 59, 65);
/* oklch */ color: oklch(34.6% 0.017 234.3);

Tailwind

colors: {
  custom: {
    50: '#697075',
    500: '#313b41',
    950: '#000000',
  },
}

SCSS

$custom: #313b41;
$custom-light: #697075;
$custom-dark: #000000;

JSON

{
  "hex": "#313b41",
  "rgb": {
    "r": 49,
    "g": 59,
    "b": 65
  },
  "hsl": {
    "h": 202.5,
    "s": 14.035,
    "l": 22.353
  },
  "oklch": {
    "l": 0.34555,
    "c": 0.01699,
    "h": 234.3
  },
  "luminance": 0.04163
}

Semantic roles & 50–950 ramp

primary

#313B41

secondary

#71645D

accent

#8B71B7

background

#F6F6F7

surface

#EBECED

border

#C6C7C8

text

#060708

muted

#7A7A7B

Preview Lab

Preview with #313B41

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

Preview Lab → · Contrast checker → · Palette generator →