#184A9D#184A9D

#184A9D is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.7% C 0.146 H 260.2°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#184A9D
RGB	rgb(24, 74, 157)
HSL	hsl(217, 73%, 35%)
HSV	hsv(217, 85%, 62%)
CMYK	cmyk(84.7%, 52.9%, 0%, 38.4%)
CIE-LAB	lab(32.97, 16.03, -49.74)
CIE-LCH	lch(32.97, 52.26, 287.87°)
OKLab	oklab(42.75% -0.0248 -0.1434)
OKLCH	oklch(42.75% 0.146 260.2)
XYZ	xyz(8.9091, 7.5250, 32.8747)
Luminance	0.0753 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184A9D #9D6B18

analogous

#188C9D #184A9D #29189D

triadic

#184A9D #9D184A #4A9D18

tetradic

#184A9D #9D188C #9D6B18 #189D29

square

#184A9D #9D188C #9D6B18 #189D29

split-complementary

#184A9D #9D2918 #8C9D18

monochromatic

#081833 #103168 #184A9D #2063D2 #4C85E4

Accessibility & contrast

On white

8.38

#184A9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#184A9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184A9D

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184A9D	#FFFFFF	#000000	##FFFFFF
##184A9D	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E54A0

Deuteranopia (green-blind)

#00489B

Tritanopia (blue-blind)

#005E6C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #184a9d;
/* rgb */ color: rgb(24, 74, 157);
/* oklch */ color: oklch(42.7% 0.146 260.2);

Tailwind

colors: {
  custom: {
    50: '#6e7bbb',
    500: '#184a9d',
    950: '#000000',
  },
}

SCSS

$custom: #184a9d;
$custom-light: #6e7bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#184a9d",
  "rgb": {
    "r": 24,
    "g": 74,
    "b": 157
  },
  "hsl": {
    "h": 217.444,
    "s": 73.481,
    "l": 35.49
  },
  "oklch": {
    "l": 0.42749,
    "c": 0.14553,
    "h": 260.2
  },
  "luminance": 0.07526
}

Semantic roles & 50–950 ramp

primary

#184A9D

secondary

#C5984B

accent

#AB38F0

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080912

muted

#7B7B81

Preview Lab

Preview with #184A9D

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

Preview Lab → · Contrast checker → · Palette generator →