#31455C#31455C

#31455C is a dark, muted cyan. Relative luminance 0.057; OKLCH L 38.4% C 0.047 H 252.5°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#31455C
RGB	rgb(49, 69, 92)
HSL	hsl(212, 30%, 28%)
HSV	hsv(212, 47%, 36%)
CMYK	cmyk(46.7%, 25%, 0%, 63.9%)
CIE-LAB	lab(28.59, -0.89, -16.09)
CIE-LCH	lch(28.59, 16.11, 266.85°)
OKLab	oklab(38.39% -0.0141 -0.0447)
OKLCH	oklch(38.39% 0.047 252.5)
XYZ	xyz(5.3259, 5.6816, 10.9392)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31455C #5C4831

analogous

#315A5C #31455C #33315C

triadic

#31455C #5C3145 #455C31

tetradic

#31455C #5C315A #5C4831 #315C33

square

#31455C #5C315A #5C4831 #315C33

split-complementary

#31455C #5C3331 #5A5C31

monochromatic

#0B0F14 #1C2734 #31455C #466384 #5E81A9

Accessibility & contrast

On white

9.83

#31455C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#31455C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31455C

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31455C	#FFFFFF	#000000	##FFFFFF
##31455C	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C465D

Deuteranopia (green-blind)

#37425C

Tritanopia (blue-blind)

#214A4D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #31455c;
/* rgb */ color: rgb(49, 69, 92);
/* oklch */ color: oklch(38.4% 0.047 252.5);

Tailwind

colors: {
  custom: {
    50: '#6b788a',
    500: '#31455c',
    950: '#000000',
  },
}

SCSS

$custom: #31455c;
$custom-light: #6b788a;
$custom-dark: #000000;

JSON

{
  "hex": "#31455c",
  "rgb": {
    "r": 49,
    "g": 69,
    "b": 92
  },
  "hsl": {
    "h": 212.093,
    "s": 30.496,
    "l": 27.647
  },
  "oklch": {
    "l": 0.38387,
    "c": 0.04693,
    "h": 252.5
  },
  "luminance": 0.05682
}

Semantic roles & 50–950 ramp

primary

#31455C

secondary

#8D765C

accent

#9761C7

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#07090B

muted

#7A7B7C

Preview Lab

Preview with #31455C

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

Preview Lab → · Contrast checker → · Palette generator →