#184588#184588

#184588 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.0% C 0.122 H 258.7°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#184588
RGB	rgb(24, 69, 136)
HSL	hsl(216, 70%, 31%)
HSV	hsv(216, 82%, 53%)
CMYK	cmyk(82.4%, 49.3%, 0%, 46.7%)
CIE-LAB	lab(29.98, 10.87, -41.75)
CIE-LCH	lch(29.98, 43.14, 284.60°)
OKLab	oklab(39.97% -0.024 -0.12)
OKLCH	oklch(39.97% 0.122 258.7)
XYZ	xyz(6.9471, 6.2272, 24.1236)
Luminance	0.0623 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184588 #885B18

analogous

#187D88 #184588 #231888

triadic

#184588 #881845 #458818

tetradic

#184588 #88187D #885B18 #188823

square

#184588 #88187D #885B18 #188823

split-complementary

#184588 #882318 #7D8818

monochromatic

#061020 #0F2B54 #184588 #215FBC #3E7EDD

Accessibility & contrast

On white

9.35

#184588 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#184588 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184588

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184588	#FFFFFF	#000000	##FFFFFF
##184588	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4C8A

Deuteranopia (green-blind)

#004287

Tritanopia (blue-blind)

#005560

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #184588;
/* rgb */ color: rgb(24, 69, 136);
/* oklch */ color: oklch(40.0% 0.122 258.7);

Tailwind

colors: {
  custom: {
    50: '#6878ab',
    500: '#184588',
    950: '#000000',
  },
}

SCSS

$custom: #184588;
$custom-light: #6878ab;
$custom-dark: #000000;

JSON

{
  "hex": "#184588",
  "rgb": {
    "r": 24,
    "g": 69,
    "b": 136
  },
  "hsl": {
    "h": 215.893,
    "s": 70,
    "l": 31.373
  },
  "oklch": {
    "l": 0.39973,
    "c": 0.12239,
    "h": 258.7
  },
  "luminance": 0.06228
}

Semantic roles & 50–950 ramp

primary

#184588

secondary

#BC8A40

accent

#A53BED

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #184588

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

Preview Lab → · Contrast checker → · Palette generator →