#18147E#18147E

#18147E is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.7% C 0.167 H 271.5°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#18147E
RGB	rgb(24, 20, 126)
HSL	hsl(242, 73%, 29%)
HSV	hsv(242, 84%, 49%)
CMYK	cmyk(81%, 84.1%, 0%, 50.6%)
CIE-LAB	lab(16.51, 39.31, -57.51)
CIE-LCH	lch(16.51, 69.66, 304.35°)
OKLab	oklab(29.74% 0.0045 -0.1664)
OKLCH	oklch(29.74% 0.167 271.5)
XYZ	xyz(4.3915, 2.2004, 19.9279)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18147E #7A7E14

analogous

#14457E #18147E #4D147E

triadic

#18147E #7E1814 #147E18

tetradic

#18147E #7E1445 #7A7E14 #147E4D

square

#18147E #7E1445 #7A7E14 #147E4D

split-complementary

#18147E #7E4D14 #457E14

monochromatic

#05041A #0E0C49 #18147E #221CB3 #352EDE

Accessibility & contrast

On white

14.58

#18147E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#18147E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18147E

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18147E	#FFFFFF	#000000	##FFFFFF
##18147E	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E81

Deuteranopia (green-blind)

#00237C

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #18147e;
/* rgb */ color: rgb(24, 20, 126);
/* oklch */ color: oklch(29.7% 0.167 271.5);

Tailwind

colors: {
  custom: {
    50: '#6a55a5',
    500: '#18147e',
    950: '#000000',
  },
}

SCSS

$custom: #18147e;
$custom-light: #6a55a5;
$custom-dark: #000000;

JSON

{
  "hex": "#18147e",
  "rgb": {
    "r": 24,
    "g": 20,
    "b": 126
  },
  "hsl": {
    "h": 242.264,
    "s": 72.603,
    "l": 28.627
  },
  "oklch": {
    "l": 0.29744,
    "c": 0.1665,
    "h": 271.5
  },
  "luminance": 0.02201
}

Semantic roles & 50–950 ramp

primary

#18147E

secondary

#AFB33A

accent

#EF38E8

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #18147E

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

Preview Lab → · Contrast checker → · Palette generator →