#182381#182381

#182381 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.3% C 0.156 H 269.4°. Best body text is #FFFFFF at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#182381
RGB	rgb(24, 35, 129)
HSL	hsl(234, 69%, 30%)
HSV	hsv(234, 81%, 51%)
CMYK	cmyk(81.4%, 72.9%, 0%, 49.4%)
CIE-LAB	lab(19.97, 31.55, -53.69)
CIE-LCH	lch(19.97, 62.27, 300.44°)
OKLab	oklab(32.3% -0.0017 -0.1555)
OKLCH	oklch(32.3% 0.156 269.4)
XYZ	xyz(4.9388, 2.9807, 21.0797)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182381 #817618

analogous

#185881 #182381 #411881

triadic

#182381 #811823 #238118

tetradic

#182381 #811858 #817618 #188141

square

#182381 #811858 #817618 #188141

split-complementary

#182381 #814118 #588118

monochromatic

#05071A #0E154D #182381 #2231B5 #394ADA

Accessibility & contrast

On white

13.16

#182381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#182381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182381

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182381	#FFFFFF	#000000	##FFFFFF
##182381	1.00	13.16	1.60	13.16
#FFFFFF	13.16	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003584

Deuteranopia (green-blind)

#002B7F

Tritanopia (blue-blind)

#003D4F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #182381;
/* rgb */ color: rgb(24, 35, 129);
/* oklch */ color: oklch(32.3% 0.156 269.4);

Tailwind

colors: {
  custom: {
    50: '#695ea7',
    500: '#182381',
    950: '#000000',
  },
}

SCSS

$custom: #182381;
$custom-light: #695ea7;
$custom-dark: #000000;

JSON

{
  "hex": "#182381",
  "rgb": {
    "r": 24,
    "g": 35,
    "b": 129
  },
  "hsl": {
    "h": 233.714,
    "s": 68.627,
    "l": 30
  },
  "oklch": {
    "l": 0.32297,
    "c": 0.15551,
    "h": 269.4
  },
  "luminance": 0.02981
}

Semantic roles & 50–950 ramp

primary

#182381

secondary

#B5A940

accent

#D93CEB

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#070410

muted

#7A797F

Preview Lab

Preview with #182381

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

Preview Lab → · Contrast checker → · Palette generator →