#183072#183072

#183072 is a dark, moderate blue. Relative luminance 0.035; OKLCH L 33.4% C 0.118 H 265.3°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#183072
RGB	rgb(24, 48, 114)
HSL	hsl(224, 65%, 27%)
HSV	hsv(224, 79%, 45%)
CMYK	cmyk(78.9%, 57.9%, 0%, 55.3%)
CIE-LAB	lab(22.03, 16.57, -40.77)
CIE-LCH	lch(22.03, 44.01, 292.12°)
OKLab	oklab(33.38% -0.0096 -0.1175)
OKLCH	oklch(33.38% 0.118 265.3)
XYZ	xyz(4.4698, 3.5225, 16.3607)
Luminance	0.0352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183072 #725A18

analogous

#185D72 #183072 #2D1872

triadic

#183072 #721830 #307218

tetradic

#183072 #72185D #725A18 #18722D

square

#183072 #72185D #725A18 #18722D

split-complementary

#183072 #722D18 #5D7218

monochromatic

#050B19 #0D1B3F #183072 #2345A5 #315CD4

Accessibility & contrast

On white

12.32

#183072 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#183072 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183072

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183072	#FFFFFF	#000000	##FFFFFF
##183072	1.00	12.32	1.70	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003974

Deuteranopia (green-blind)

#003171

Tritanopia (blue-blind)

#00404C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #183072;
/* rgb */ color: rgb(24, 48, 114);
/* oklch */ color: oklch(33.4% 0.118 265.3);

Tailwind

colors: {
  custom: {
    50: '#64679b',
    500: '#183072',
    950: '#000000',
  },
}

SCSS

$custom: #183072;
$custom-light: #64679b;
$custom-dark: #000000;

JSON

{
  "hex": "#183072",
  "rgb": {
    "r": 24,
    "g": 48,
    "b": 114
  },
  "hsl": {
    "h": 224,
    "s": 65.217,
    "l": 27.059
  },
  "oklch": {
    "l": 0.33383,
    "c": 0.11793,
    "h": 265.3
  },
  "luminance": 0.03523
}

Semantic roles & 50–950 ramp

primary

#183072

secondary

#A78B3E

accent

#BB40E8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #183072

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

Preview Lab → · Contrast checker → · Palette generator →