#181253#181253

#181253 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.3% C 0.112 H 278.2°. Best body text is #FFFFFF at 16.80:1 contrast (WCAG AA passes).

Color values

HEX	#181253
RGB	rgb(24, 18, 83)
HSL	hsl(246, 64%, 20%)
HSV	hsv(246, 78%, 33%)
CMYK	cmyk(71.1%, 78.3%, 0%, 67.5%)
CIE-LAB	lab(10.93, 25.41, -38.40)
CIE-LCH	lch(10.93, 46.05, 303.49°)
OKLab	oklab(24.31% 0.0159 -0.1109)
OKLCH	oklch(24.31% 0.112 278.2)
XYZ	xyz(2.1538, 1.2512, 8.3099)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181253 #4D5312

analogous

#122D53 #181253 #381253

triadic

#181253 #531812 #125318

tetradic

#181253 #53122D #4D5312 #125338

square

#181253 #53122D #4D5312 #125338

split-complementary

#181253 #533812 #2D5312

monochromatic

#070519 #090721 #181253 #271D85 #3528B8

Accessibility & contrast

On white

16.80

#181253 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#181253 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181253

16.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181253	#FFFFFF	#000000	##FFFFFF
##181253	1.00	16.80	1.25	16.80
#FFFFFF	16.80	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002055

Deuteranopia (green-blind)

#001B52

Tritanopia (blue-blind)

#002431

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #181253;
/* rgb */ color: rgb(24, 18, 83);
/* oklch */ color: oklch(24.3% 0.112 278.2);

Tailwind

colors: {
  custom: {
    50: '#5e5184',
    500: '#181253',
    950: '#000000',
  },
}

SCSS

$custom: #181253;
$custom-light: #5e5184;
$custom-dark: #000000;

JSON

{
  "hex": "#181253",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 83
  },
  "hsl": {
    "h": 245.538,
    "s": 64.356,
    "l": 19.804
  },
  "oklch": {
    "l": 0.24308,
    "c": 0.11201,
    "h": 278.2
  },
  "luminance": 0.01251
}

Semantic roles & 50–950 ramp

primary

#181253

secondary

#848C35

accent

#E740D8

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #181253

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

Preview Lab → · Contrast checker → · Palette generator →