#313D4D#313D4D

#313D4D is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.6% C 0.032 H 255.7°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#313D4D
RGB	rgb(49, 61, 77)
HSL	hsl(214, 22%, 25%)
HSV	hsv(214, 36%, 30%)
CMYK	cmyk(36.4%, 20.8%, 0%, 69.8%)
CIE-LAB	lab(25.34, -0.38, -11.32)
CIE-LCH	lch(25.34, 11.32, 268.08°)
OKLab	oklab(35.61% -0.0079 -0.0312)
OKLCH	oklch(35.61% 0.032 255.7)
XYZ	xyz(4.2745, 4.5261, 7.6681)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313D4D #4D4131

analogous

#314B4D #313D4D #33314D

triadic

#313D4D #4D313D #3D4D31

tetradic

#313D4D #4D314B #4D4131 #314D33

square

#313D4D #4D314B #4D4131 #314D33

split-complementary

#313D4D #4D3331 #4B4D31

monochromatic

#0C0F13 #191F28 #313D4D #495B72 #617898

Accessibility & contrast

On white

11.02

#313D4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#313D4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313D4D

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313D4D	#FFFFFF	#000000	##FFFFFF
##313D4D	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373E4E

Deuteranopia (green-blind)

#343B4D

Tritanopia (blue-blind)

#294042

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #313d4d;
/* rgb */ color: rgb(49, 61, 77);
/* oklch */ color: oklch(35.6% 0.032 255.7);

Tailwind

colors: {
  custom: {
    50: '#6a727e',
    500: '#313d4d',
    950: '#000000',
  },
}

SCSS

$custom: #313d4d;
$custom-light: #6a727e;
$custom-dark: #000000;

JSON

{
  "hex": "#313d4d",
  "rgb": {
    "r": 49,
    "g": 61,
    "b": 77
  },
  "hsl": {
    "h": 214.286,
    "s": 22.222,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35611,
    "c": 0.03217,
    "h": 255.7
  },
  "luminance": 0.04526
}

Semantic roles & 50–950 ramp

primary

#313D4D

secondary

#7E6F5C

accent

#9A69BF

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#06080A

muted

#7A7B7C

Preview Lab

Preview with #313D4D

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

Preview Lab → · Contrast checker → · Palette generator →