#182D89#182D89

#182D89 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.9% C 0.155 H 267.3°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#182D89
RGB	rgb(24, 45, 137)
HSL	hsl(229, 70%, 32%)
HSV	hsv(229, 82%, 54%)
CMYK	cmyk(82.5%, 67.2%, 0%, 46.3%)
CIE-LAB	lab(23.26, 27.96, -53.30)
CIE-LCH	lch(23.26, 60.19, 297.68°)
OKLab	oklab(34.94% -0.0074 -0.1543)
OKLCH	oklch(34.94% 0.155 267.3)
XYZ	xyz(5.8289, 3.8764, 24.1031)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D89 #897418

analogous

#186689 #182D89 #3C1889

triadic

#182D89 #89182D #2D8918

tetradic

#182D89 #891866 #897418 #18893C

square

#182D89 #891866 #897418 #18893C

split-complementary

#182D89 #893C18 #668918

monochromatic

#060B21 #0F1C55 #182D89 #213EBD #3E5CDD

Accessibility & contrast

On white

11.83

#182D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#182D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D89

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D89	#FFFFFF	#000000	##FFFFFF
##182D89	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8C

Deuteranopia (green-blind)

#003287

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #182d89;
/* rgb */ color: rgb(24, 45, 137);
/* oklch */ color: oklch(34.9% 0.155 267.3);

Tailwind

colors: {
  custom: {
    50: '#6a65ac',
    500: '#182d89',
    950: '#000000',
  },
}

SCSS

$custom: #182d89;
$custom-light: #6a65ac;
$custom-dark: #000000;

JSON

{
  "hex": "#182d89",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 137
  },
  "hsl": {
    "h": 228.85,
    "s": 70.186,
    "l": 31.569
  },
  "oklch": {
    "l": 0.34939,
    "c": 0.15451,
    "h": 267.3
  },
  "luminance": 0.03877
}

Semantic roles & 50–950 ramp

primary

#182D89

secondary

#BDA540

accent

#CC3BED

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080510

muted

#7A7A7F

Preview Lab

Preview with #182D89

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

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