#313E45#313E45

#313E45 is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.5% C 0.021 H 231.6°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#313E45
RGB	rgb(49, 62, 69)
HSL	hsl(201, 17%, 23%)
HSV	hsv(201, 29%, 27%)
CMYK	cmyk(29%, 10.1%, 0%, 72.9%)
CIE-LAB	lab(25.34, -3.38, -6.03)
CIE-LCH	lch(25.34, 6.91, 240.70°)
OKLab	oklab(35.51% -0.013 -0.0164)
OKLCH	oklch(35.51% 0.021 231.6)
XYZ	xyz(4.0631, 4.5277, 6.2889)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313E45 #453831

analogous

#314542 #313E45 #313445

triadic

#313E45 #45313E #3E4531

tetradic

#313E45 #423145 #453831 #344531

square

#313E45 #423145 #453831 #344531

split-complementary

#313E45 #453134 #454231

monochromatic

#0D1012 #181E21 #313E45 #4A5E69 #647E8D

Accessibility & contrast

On white

11.02

#313E45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#313E45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313E45

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313E45	#FFFFFF	#000000	##FFFFFF
##313E45	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)

#3B3D45

Deuteranopia (green-blind)

#383B45

Tritanopia (blue-blind)

#2B4040

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #313e45;
/* rgb */ color: rgb(49, 62, 69);
/* oklch */ color: oklch(35.5% 0.021 231.6);

Tailwind

colors: {
  custom: {
    50: '#697378',
    500: '#313e45',
    950: '#000000',
  },
}

SCSS

$custom: #313e45;
$custom-light: #697378;
$custom-dark: #000000;

JSON

{
  "hex": "#313e45",
  "rgb": {
    "r": 49,
    "g": 62,
    "b": 69
  },
  "hsl": {
    "h": 201,
    "s": 16.949,
    "l": 23.137
  },
  "oklch": {
    "l": 0.35508,
    "c": 0.02094,
    "h": 231.6
  },
  "luminance": 0.04528
}

Semantic roles & 50–950 ramp

primary

#313E45

secondary

#75655C

accent

#896EBA

background

#F6F6F7

surface

#EBECED

border

#C6C7C8

text

#060809

muted

#7A7B7B

Preview Lab

Preview with #313E45

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

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