#184E9D#184E9D

#184E9D is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.6% C 0.141 H 258.6°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#184E9D
RGB	rgb(24, 78, 157)
HSL	hsl(216, 73%, 35%)
HSV	hsv(216, 85%, 62%)
CMYK	cmyk(84.7%, 50.3%, 0%, 38.4%)
CIE-LAB	lab(34.14, 13.32, -47.85)
CIE-LCH	lch(34.14, 49.67, 285.56°)
OKLab	oklab(43.64% -0.0277 -0.1377)
OKLCH	oklch(43.64% 0.141 258.6)
XYZ	xyz(9.1846, 8.0761, 32.9665)
Luminance	0.0808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184E9D #9D6718

analogous

#18909D #184E9D #24189D

triadic

#184E9D #9D184E #4E9D18

tetradic

#184E9D #9D1890 #9D6718 #189D24

square

#184E9D #9D1890 #9D6718 #189D24

split-complementary

#184E9D #9D2418 #909D18

monochromatic

#081933 #103468 #184E9D #2068D2 #4C89E4

Accessibility & contrast

On white

8.03

#184E9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#184E9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184E9D

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184E9D	#FFFFFF	#000000	##FFFFFF
##184E9D	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D57A0

Deuteranopia (green-blind)

#004B9B

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #184e9d;
/* rgb */ color: rgb(24, 78, 157);
/* oklch */ color: oklch(43.6% 0.141 258.6);

Tailwind

colors: {
  custom: {
    50: '#6d7eba',
    500: '#184e9d',
    950: '#000000',
  },
}

SCSS

$custom: #184e9d;
$custom-light: #6d7eba;
$custom-dark: #000000;

JSON

{
  "hex": "#184e9d",
  "rgb": {
    "r": 24,
    "g": 78,
    "b": 157
  },
  "hsl": {
    "h": 215.639,
    "s": 73.481,
    "l": 35.49
  },
  "oklch": {
    "l": 0.43643,
    "c": 0.14051,
    "h": 258.6
  },
  "luminance": 0.08077
}

Semantic roles & 50–950 ramp

primary

#184E9D

secondary

#C5944B

accent

#A538F0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080912

muted

#7B7B81

Preview Lab

Preview with #184E9D

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

Preview Lab → · Contrast checker → · Palette generator →