#181059#181059

#181059 is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.7% C 0.123 H 277.4°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).

Color values

HEX	#181059
RGB	rgb(24, 16, 89)
HSL	hsl(247, 70%, 21%)
HSV	hsv(247, 82%, 35%)
CMYK	cmyk(73%, 82%, 0%, 65.1%)
CIE-LAB	lab(11.18, 28.83, -42.08)
CIE-LCH	lch(11.18, 51.00, 304.41°)
OKLab	oklab(24.69% 0.0158 -0.1216)
OKLCH	oklch(24.69% 0.123 277.4)
XYZ	xyz(2.3646, 1.2858, 9.5728)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181059 #515910

analogous

#102C59 #181059 #3C1059

triadic

#181059 #591810 #105918

tetradic

#181059 #59102C #515910 #10593C

square

#181059 #59102C #515910 #10593C

split-complementary

#181059 #593C10 #2C5910

monochromatic

#07051A #0A0725 #181059 #26198D #3423C1

Accessibility & contrast

On white

16.70

#181059 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#181059 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181059

16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181059	#FFFFFF	#000000	##FFFFFF
##181059	1.00	16.70	1.26	16.70
#FFFFFF	16.70	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215B

Deuteranopia (green-blind)

#001B58

Tritanopia (blue-blind)

#002534

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #181059;
/* rgb */ color: rgb(24, 16, 89);
/* oklch */ color: oklch(24.7% 0.123 277.4);

Tailwind

colors: {
  custom: {
    50: '#605089',
    500: '#181059',
    950: '#000000',
  },
}

SCSS

$custom: #181059;
$custom-light: #605089;
$custom-dark: #000000;

JSON

{
  "hex": "#181059",
  "rgb": {
    "r": 24,
    "g": 16,
    "b": 89
  },
  "hsl": {
    "h": 246.575,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.24689,
    "c": 0.12259,
    "h": 277.4
  },
  "luminance": 0.01286
}

Semantic roles & 50–950 ramp

primary

#181059

secondary

#889233

accent

#EC3BD9

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020B

muted

#7A787C

Preview Lab

Preview with #181059

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

Preview Lab → · Contrast checker → · Palette generator →