#18314B#18314B

#18314B is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.7% C 0.057 H 251.0°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#18314B
RGB	rgb(24, 49, 75)
HSL	hsl(211, 52%, 19%)
HSV	hsv(211, 68%, 29%)
CMYK	cmyk(68%, 34.7%, 0%, 70.6%)
CIE-LAB	lab(19.63, -0.20, -18.95)
CIE-LCH	lch(19.63, 18.95, 269.41°)
OKLab	oklab(30.67% -0.0184 -0.0535)
OKLCH	oklch(30.67% 0.057 251)
XYZ	xyz(2.7445, 2.8986, 7.0701)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18314B #4B3218

analogous

#184B4B #18314B #19184B

triadic

#18314B #4B1831 #314B18

tetradic

#18314B #4B184B #4B3218 #184B19

square

#18314B #4B184B #4B3218 #184B19

split-complementary

#18314B #4B1918 #4B4B18

monochromatic

#070F17 #09131D #18314B #274F79 #366EA8

Accessibility & contrast

On white

13.29

#18314B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#18314B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18314B

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18314B	#FFFFFF	#000000	##FFFFFF
##18314B	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26324C

Deuteranopia (green-blind)

#1F2D4A

Tritanopia (blue-blind)

#00373A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #18314b;
/* rgb */ color: rgb(24, 49, 75);
/* oklch */ color: oklch(30.7% 0.057 251.0);

Tailwind

colors: {
  custom: {
    50: '#5b687d',
    500: '#18314b',
    950: '#000000',
  },
}

SCSS

$custom: #18314b;
$custom-light: #5b687d;
$custom-dark: #000000;

JSON

{
  "hex": "#18314b",
  "rgb": {
    "r": 24,
    "g": 49,
    "b": 75
  },
  "hsl": {
    "h": 210.588,
    "s": 51.515,
    "l": 19.412
  },
  "oklch": {
    "l": 0.30673,
    "c": 0.05659,
    "h": 251
  },
  "luminance": 0.02899
}

Semantic roles & 50–950 ramp

primary

#18314B

secondary

#82603D

accent

#954DDB

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #18314B

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

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