#182E8D#182E8D

#182E8D is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.5% C 0.159 H 267.1°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#182E8D
RGB	rgb(24, 46, 141)
HSL	hsl(229, 71%, 32%)
HSV	hsv(229, 83%, 55%)
CMYK	cmyk(83%, 67.4%, 0%, 44.7%)
CIE-LAB	lab(23.90, 28.84, -54.73)
CIE-LCH	lch(23.90, 61.86, 297.79°)
OKLab	oklab(35.53% -0.0081 -0.1585)
OKLCH	oklch(35.53% 0.159 267.1)
XYZ	xyz(6.1597, 4.0705, 25.6552)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182E8D #8D7718

analogous

#18698D #182E8D #3D188D

triadic

#182E8D #8D182E #2E8D18

tetradic

#182E8D #8D1869 #8D7718 #188D3D

square

#182E8D #8D1869 #8D7718 #188D3D

split-complementary

#182E8D #8D3D18 #698D18

monochromatic

#060C24 #0F1D59 #182E8D #213FC1 #415EDF

Accessibility & contrast

On white

11.58

#182E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#182E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182E8D

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182E8D	#FFFFFF	#000000	##FFFFFF
##182E8D	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F90

Deuteranopia (green-blind)

#00338B

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #182e8d;
/* rgb */ color: rgb(24, 46, 141);
/* oklch */ color: oklch(35.5% 0.159 267.1);

Tailwind

colors: {
  custom: {
    50: '#6b66af',
    500: '#182e8d',
    950: '#000000',
  },
}

SCSS

$custom: #182e8d;
$custom-light: #6b66af;
$custom-dark: #000000;

JSON

{
  "hex": "#182e8d",
  "rgb": {
    "r": 24,
    "g": 46,
    "b": 141
  },
  "hsl": {
    "h": 228.718,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.3553,
    "c": 0.15871,
    "h": 267.1
  },
  "luminance": 0.04071
}

Semantic roles & 50–950 ramp

primary

#182E8D

secondary

#BFA842

accent

#CC3AEE

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #182E8D

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

Preview Lab → · Contrast checker → · Palette generator →