#18253E#18253E

#18253E is a dark, muted blue. Relative luminance 0.019; OKLCH L 26.6% C 0.050 H 262.6°. Best body text is #FFFFFF at 15.29:1 contrast (WCAG AA passes).

Color values

HEX	#18253E
RGB	rgb(24, 37, 62)
HSL	hsl(219, 44%, 17%)
HSV	hsv(219, 61%, 24%)
CMYK	cmyk(61.3%, 40.3%, 0%, 75.7%)
CIE-LAB	lab(14.76, 3.28, -17.69)
CIE-LCH	lch(14.76, 17.99, 280.51°)
OKLab	oklab(26.62% -0.0065 -0.0499)
OKLCH	oklch(26.62% 0.05 262.6)
XYZ	xyz(1.9075, 1.8650, 4.8160)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18253E #3E3118

analogous

#18383E #18253E #1E183E

triadic

#18253E #3E1825 #253E18

tetradic

#18253E #3E1838 #3E3118 #183E1E

square

#18253E #3E1838 #3E3118 #183E1E

split-complementary

#18253E #3E1E18 #383E18

monochromatic

#090D16 #090D16 #18253E #293F6A #3A5A96

Accessibility & contrast

On white

15.29

#18253E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#18253E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18253E

15.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18253E	#FFFFFF	#000000	##FFFFFF
##18253E	1.00	15.29	1.37	15.29
#FFFFFF	15.29	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B273F

Deuteranopia (green-blind)

#17243D

Tritanopia (blue-blind)

#052A2E

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #18253e;
/* rgb */ color: rgb(24, 37, 62);
/* oklch */ color: oklch(26.6% 0.050 262.6);

Tailwind

colors: {
  custom: {
    50: '#585f73',
    500: '#18253e',
    950: '#000000',
  },
}

SCSS

$custom: #18253e;
$custom-light: #585f73;
$custom-dark: #000000;

JSON

{
  "hex": "#18253e",
  "rgb": {
    "r": 24,
    "g": 37,
    "b": 62
  },
  "hsl": {
    "h": 219.474,
    "s": 44.186,
    "l": 16.863
  },
  "oklch": {
    "l": 0.26621,
    "c": 0.05037,
    "h": 262.6
  },
  "luminance": 0.01865
}

Semantic roles & 50–950 ramp

primary

#18253E

secondary

#74623D

accent

#A854D4

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #18253E

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

Preview Lab → · Contrast checker → · Palette generator →