#182C8D#182C8D

#182C8D is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.2% C 0.161 H 267.5°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#182C8D
RGB	rgb(24, 44, 141)
HSL	hsl(230, 71%, 32%)
HSV	hsv(230, 83%, 55%)
CMYK	cmyk(83%, 68.8%, 0%, 44.7%)
CIE-LAB	lab(23.40, 30.18, -55.56)
CIE-LCH	lch(23.40, 63.23, 298.51°)
OKLab	oklab(35.16% -0.0071 -0.1609)
OKLCH	oklch(35.16% 0.161 267.5)
XYZ	xyz(6.0834, 3.9179, 25.6297)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C8D #8D7918

analogous

#18668D #182C8D #3F188D

triadic

#182C8D #8D182C #2C8D18

tetradic

#182C8D #8D1866 #8D7918 #188D3F

square

#182C8D #8D1866 #8D7918 #188D3F

split-complementary

#182C8D #8D3F18 #668D18

monochromatic

#060B24 #0F1C59 #182C8D #213CC1 #415CDF

Accessibility & contrast

On white

11.77

#182C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#182C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C8D

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C8D	#FFFFFF	#000000	##FFFFFF
##182C8D	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D90

Deuteranopia (green-blind)

#00328B

Tritanopia (blue-blind)

#004658

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #182c8d;
/* rgb */ color: rgb(24, 44, 141);
/* oklch */ color: oklch(35.2% 0.161 267.5);

Tailwind

colors: {
  custom: {
    50: '#6c65af',
    500: '#182c8d',
    950: '#000000',
  },
}

SCSS

$custom: #182c8d;
$custom-light: #6c65af;
$custom-dark: #000000;

JSON

{
  "hex": "#182c8d",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 141
  },
  "hsl": {
    "h": 229.744,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.3516,
    "c": 0.1611,
    "h": 267.5
  },
  "luminance": 0.03919
}

Semantic roles & 50–950 ramp

primary

#182C8D

secondary

#BFAA42

accent

#CF3AEE

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #182C8D

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

Preview Lab → · Contrast checker → · Palette generator →