#184A90#184A90

#184A90 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 41.7% C 0.127 H 257.9°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#184A90
RGB	rgb(24, 74, 144)
HSL	hsl(215, 71%, 33%)
HSV	hsv(215, 83%, 56%)
CMYK	cmyk(83.3%, 48.6%, 0%, 43.5%)
CIE-LAB	lab(32.04, 10.73, -43.34)
CIE-LCH	lch(32.04, 44.65, 283.91°)
OKLab	oklab(41.74% -0.0267 -0.1246)
OKLCH	oklch(41.74% 0.127 257.9)
XYZ	xyz(7.8577, 7.1044, 27.3373)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184A90 #905E18

analogous

#188690 #184A90 #221890

triadic

#184A90 #90184A #4A9018

tetradic

#184A90 #901886 #905E18 #189022

square

#184A90 #901886 #905E18 #189022

split-complementary

#184A90 #902218 #869018

monochromatic

#071427 #0F2F5C #184A90 #2165C4 #4384E0

Accessibility & contrast

On white

8.67

#184A90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#184A90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184A90

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184A90	#FFFFFF	#000000	##FFFFFF
##184A90	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225193

Deuteranopia (green-blind)

#00468F

Tritanopia (blue-blind)

#005B66

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #184a90;
/* rgb */ color: rgb(24, 74, 144);
/* oklch */ color: oklch(41.7% 0.127 257.9);

Tailwind

colors: {
  custom: {
    50: '#6a7bb1',
    500: '#184a90',
    950: '#000000',
  },
}

SCSS

$custom: #184a90;
$custom-light: #6a7bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#184a90",
  "rgb": {
    "r": 24,
    "g": 74,
    "b": 144
  },
  "hsl": {
    "h": 215,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.4174,
    "c": 0.12741,
    "h": 257.9
  },
  "luminance": 0.07105
}

Semantic roles & 50–950 ramp

primary

#184A90

secondary

#C08C43

accent

#A33AEE

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#080911

muted

#7A7B80

Preview Lab

Preview with #184A90

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

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