#313D43#313D43

#313D43 is a dark, near-neutral cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.019 H 229.6°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#313D43
RGB	rgb(49, 61, 67)
HSL	hsl(200, 16%, 23%)
HSV	hsv(200, 27%, 26%)
CMYK	cmyk(26.9%, 9%, 0%, 73.7%)
CIE-LAB	lab(24.94, -3.29, -5.31)
CIE-LCH	lch(24.94, 6.25, 238.18°)
OKLab	oklab(35.16% -0.0123 -0.0144)
OKLCH	oklch(35.16% 0.019 229.6)
XYZ	xyz(3.9482, 4.3956, 5.9495)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313D43 #433731

analogous

#314340 #313D43 #313443

triadic

#313D43 #43313D #3D4331

tetradic

#313D43 #403143 #433731 #344331

square

#313D43 #403143 #433731 #344331

split-complementary

#313D43 #433134 #434031

monochromatic

#0D1012 #171D20 #313D43 #4B5D66 #657D8A

Accessibility & contrast

On white

11.17

#313D43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#313D43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313D43

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313D43	#FFFFFF	#000000	##FFFFFF
##313D43	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3C43

Deuteranopia (green-blind)

#373A43

Tritanopia (blue-blind)

#2C3F3F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #313d43;
/* rgb */ color: rgb(49, 61, 67);
/* oklch */ color: oklch(35.2% 0.019 229.6);

Tailwind

colors: {
  custom: {
    50: '#697277',
    500: '#313d43',
    950: '#000000',
  },
}

SCSS

$custom: #313d43;
$custom-light: #697277;
$custom-dark: #000000;

JSON

{
  "hex": "#313d43",
  "rgb": {
    "r": 49,
    "g": 61,
    "b": 67
  },
  "hsl": {
    "h": 200,
    "s": 15.517,
    "l": 22.745
  },
  "oklch": {
    "l": 0.35162,
    "c": 0.01896,
    "h": 229.6
  },
  "luminance": 0.04396
}

Semantic roles & 50–950 ramp

primary

#313D43

secondary

#73645D

accent

#8870B8

background

#F6F6F7

surface

#EBECED

border

#C6C7C8

text

#060808

muted

#7A7B7B

Preview Lab

Preview with #313D43

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

Preview Lab → · Contrast checker → · Palette generator →