#182DA0#182DA0

#182DA0 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.3% C 0.185 H 267.2°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#182DA0
RGB	rgb(24, 45, 160)
HSL	hsl(231, 74%, 36%)
HSV	hsv(231, 85%, 63%)
CMYK	cmyk(85%, 71.9%, 0%, 37.3%)
CIE-LAB	lab(25.59, 36.70, -63.63)
CIE-LCH	lch(25.59, 73.46, 299.97°)
OKLab	oklab(37.34% -0.0091 -0.1845)
OKLCH	oklch(37.34% 0.185 267.2)
XYZ	xyz(7.6580, 4.6081, 33.7367)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182DA0 #A08B18

analogous

#1871A0 #182DA0 #4718A0

triadic

#182DA0 #A0182D #2DA018

tetradic

#182DA0 #A01871 #A08B18 #18A047

square

#182DA0 #A01871 #A08B18 #18A047

split-complementary

#182DA0 #A04718 #71A018

monochromatic

#080F36 #101E6B #182DA0 #203CD5 #4E65E4

Accessibility & contrast

On white

10.93

#182DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#182DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182DA0

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182DA0	#FFFFFF	#000000	##FFFFFF
##182DA0	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A3

Deuteranopia (green-blind)

#00369E

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #182da0;
/* rgb */ color: rgb(24, 45, 160);
/* oklch */ color: oklch(37.3% 0.185 267.2);

Tailwind

colors: {
  custom: {
    50: '#7166bd',
    500: '#182da0',
    950: '#000000',
  },
}

SCSS

$custom: #182da0;
$custom-light: #7166bd;
$custom-dark: #000000;

JSON

{
  "hex": "#182da0",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 160
  },
  "hsl": {
    "h": 230.735,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.37335,
    "c": 0.18468,
    "h": 267.2
  },
  "luminance": 0.04609
}

Semantic roles & 50–950 ramp

primary

#182DA0

secondary

#C6B44D

accent

#D437F1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #182DA0

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

Preview Lab → · Contrast checker → · Palette generator →