#313D45#313D45

#313D45 is a dark, muted cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.021 H 237.4°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#313D45
RGB	rgb(49, 61, 69)
HSL	hsl(204, 17%, 23%)
HSV	hsv(204, 29%, 27%)
CMYK	cmyk(29%, 11.6%, 0%, 72.9%)
CIE-LAB	lab(25.01, -2.73, -6.52)
CIE-LCH	lch(25.01, 7.07, 247.26°)
OKLab	oklab(35.25% -0.0114 -0.0178)
OKLCH	oklch(35.25% 0.021 237.4)
XYZ	xyz(4.0092, 4.4200, 6.2710)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313D45 #453931

analogous

#314543 #313D45 #313345

triadic

#313D45 #45313D #3D4531

tetradic

#313D45 #433145 #453931 #334531

square

#313D45 #433145 #453931 #334531

split-complementary

#313D45 #453133 #454331

monochromatic

#0D1012 #181D21 #313D45 #4A5D69 #647C8D

Accessibility & contrast

On white

11.15

#313D45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#313D45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313D45

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313D45	#FFFFFF	#000000	##FFFFFF
##313D45	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393D45

Deuteranopia (green-blind)

#373A45

Tritanopia (blue-blind)

#2B3F40

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #313d45;
/* rgb */ color: rgb(49, 61, 69);
/* oklch */ color: oklch(35.2% 0.021 237.4);

Tailwind

colors: {
  custom: {
    50: '#697278',
    500: '#313d45',
    950: '#000000',
  },
}

SCSS

$custom: #313d45;
$custom-light: #697278;
$custom-dark: #000000;

JSON

{
  "hex": "#313d45",
  "rgb": {
    "r": 49,
    "g": 61,
    "b": 69
  },
  "hsl": {
    "h": 204,
    "s": 16.949,
    "l": 23.137
  },
  "oklch": {
    "l": 0.35247,
    "c": 0.02111,
    "h": 237.4
  },
  "luminance": 0.0442
}

Semantic roles & 50–950 ramp

primary

#313D45

secondary

#75665C

accent

#8C6EBA

background

#F6F6F7

surface

#EBECED

border

#C6C7C8

text

#060809

muted

#7A7B7B

Preview Lab

Preview with #313D45

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

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