#182181#182181

#182181 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.0% C 0.158 H 269.7°. Best body text is #FFFFFF at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#182181
RGB	rgb(24, 33, 129)
HSL	hsl(235, 69%, 30%)
HSV	hsv(235, 81%, 51%)
CMYK	cmyk(81.4%, 74.4%, 0%, 49.4%)
CIE-LAB	lab(19.50, 32.84, -54.46)
CIE-LCH	lch(19.50, 63.59, 301.09°)
OKLab	oklab(31.96% -0.0008 -0.1577)
OKLCH	oklch(31.96% 0.158 269.7)
XYZ	xyz(4.8816, 2.8663, 21.0606)
Luminance	0.0287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182181 #817818

analogous

#185681 #182181 #431881

triadic

#182181 #811821 #218118

tetradic

#182181 #811856 #817818 #188143

square

#182181 #811856 #817818 #188143

split-complementary

#182181 #814318 #568118

monochromatic

#05071A #0E144D #182181 #222EB5 #3947DA

Accessibility & contrast

On white

13.35

#182181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#182181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182181

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182181	#FFFFFF	#000000	##FFFFFF
##182181	1.00	13.35	1.57	13.35
#FFFFFF	13.35	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003484

Deuteranopia (green-blind)

#002A7F

Tritanopia (blue-blind)

#003C4F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #182181;
/* rgb */ color: rgb(24, 33, 129);
/* oklch */ color: oklch(32.0% 0.158 269.7);

Tailwind

colors: {
  custom: {
    50: '#695da7',
    500: '#182181',
    950: '#000000',
  },
}

SCSS

$custom: #182181;
$custom-light: #695da7;
$custom-dark: #000000;

JSON

{
  "hex": "#182181",
  "rgb": {
    "r": 24,
    "g": 33,
    "b": 129
  },
  "hsl": {
    "h": 234.857,
    "s": 68.627,
    "l": 30
  },
  "oklch": {
    "l": 0.31962,
    "c": 0.15773,
    "h": 269.7
  },
  "luminance": 0.02867
}

Semantic roles & 50–950 ramp

primary

#182181

secondary

#B5AB40

accent

#DC3CEB

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#080410

muted

#7A797F

Preview Lab

Preview with #182181

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

Preview Lab → · Contrast checker → · Palette generator →