#183052#183052

#183052 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 30.9% C 0.069 H 257.3°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#183052
RGB	rgb(24, 48, 82)
HSL	hsl(215, 55%, 21%)
HSV	hsv(215, 71%, 32%)
CMYK	cmyk(70.7%, 41.5%, 0%, 67.8%)
CIE-LAB	lab(19.71, 3.32, -23.53)
CIE-LCH	lch(19.71, 23.77, 278.04°)
OKLab	oklab(30.87% -0.015 -0.0669)
OKLCH	oklch(30.87% 0.069 257.3)
XYZ	xyz(2.9561, 2.9170, 8.3883)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183052 #523A18

analogous

#184D52 #183052 #1D1852

triadic

#183052 #521830 #305218

tetradic

#183052 #52184D #523A18 #18521D

square

#183052 #52184D #523A18 #18521D

split-complementary

#183052 #521D18 #4D5218

monochromatic

#070E18 #0A1423 #183052 #264C81 #3467B1

Accessibility & contrast

On white

13.26

#183052 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#183052 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183052

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183052	#FFFFFF	#000000	##FFFFFF
##183052	1.00	13.26	1.58	13.26
#FFFFFF	13.26	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213353

Deuteranopia (green-blind)

#192D51

Tritanopia (blue-blind)

#00383D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #183052;
/* rgb */ color: rgb(24, 48, 82);
/* oklch */ color: oklch(30.9% 0.069 257.3);

Tailwind

colors: {
  custom: {
    50: '#5c6783',
    500: '#183052',
    950: '#000000',
  },
}

SCSS

$custom: #183052;
$custom-light: #5c6783;
$custom-dark: #000000;

JSON

{
  "hex": "#183052",
  "rgb": {
    "r": 24,
    "g": 48,
    "b": 82
  },
  "hsl": {
    "h": 215.172,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30867,
    "c": 0.06856,
    "h": 257.3
  },
  "luminance": 0.02917
}

Semantic roles & 50–950 ramp

primary

#183052

secondary

#89693D

accent

#A14ADE

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #183052

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

Preview Lab → · Contrast checker → · Palette generator →