#182E89#182E89

#182E89 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.1% C 0.153 H 267.0°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#182E89
RGB	rgb(24, 46, 137)
HSL	hsl(228, 70%, 32%)
HSV	hsv(228, 82%, 54%)
CMYK	cmyk(82.5%, 66.4%, 0%, 46.3%)
CIE-LAB	lab(23.52, 27.28, -52.87)
CIE-LCH	lch(23.52, 59.49, 297.29°)
OKLab	oklab(35.13% -0.0079 -0.1531)
OKLCH	oklch(35.13% 0.153 267)
XYZ	xyz(5.8675, 3.9536, 24.1159)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182E89 #897318

analogous

#186789 #182E89 #3B1889

triadic

#182E89 #89182E #2E8918

tetradic

#182E89 #891867 #897318 #18893B

square

#182E89 #891867 #897318 #18893B

split-complementary

#182E89 #893B18 #678918

monochromatic

#060B21 #0F1D55 #182E89 #213FBD #3E5DDD

Accessibility & contrast

On white

11.73

#182E89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#182E89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182E89

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182E89	#FFFFFF	#000000	##FFFFFF
##182E89	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8C

Deuteranopia (green-blind)

#003387

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #182e89;
/* rgb */ color: rgb(24, 46, 137);
/* oklch */ color: oklch(35.1% 0.153 267.0);

Tailwind

colors: {
  custom: {
    50: '#6a66ac',
    500: '#182e89',
    950: '#000000',
  },
}

SCSS

$custom: #182e89;
$custom-light: #6a66ac;
$custom-dark: #000000;

JSON

{
  "hex": "#182e89",
  "rgb": {
    "r": 24,
    "g": 46,
    "b": 137
  },
  "hsl": {
    "h": 228.319,
    "s": 70.186,
    "l": 31.569
  },
  "oklch": {
    "l": 0.35129,
    "c": 0.15329,
    "h": 267
  },
  "luminance": 0.03954
}

Semantic roles & 50–950 ramp

primary

#182E89

secondary

#BDA440

accent

#CA3BED

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #182E89

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

Preview Lab → · Contrast checker → · Palette generator →