#18148F#18148F

#18148F is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.9% C 0.187 H 270.1°. Best body text is #FFFFFF at 13.68:1 contrast (WCAG AA passes).

Color values

HEX	#18148F
RGB	rgb(24, 20, 143)
HSL	hsl(242, 75%, 32%)
HSV	hsv(242, 86%, 56%)
CMYK	cmyk(83.2%, 86%, 0%, 43.9%)
CIE-LAB	lab(18.70, 44.79, -64.57)
CIE-LCH	lch(18.70, 78.59, 304.75°)
OKLab	oklab(31.89% 0.0003 -0.1869)
OKLCH	oklch(31.89% 0.187 270.1)
XYZ	xyz(5.5831, 2.6770, 26.2037)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18148F #8B8F14

analogous

#144E8F #18148F #56148F

triadic

#18148F #8F1814 #148F18

tetradic

#18148F #8F144E #8B8F14 #148F56

square

#18148F #8F144E #8B8F14 #148F56

split-complementary

#18148F #8F5614 #4E8F14

monochromatic

#060524 #0F0C59 #18148F #211CC5 #3F3AE3

Accessibility & contrast

On white

13.68

#18148F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#18148F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18148F

13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18148F	#FFFFFF	#000000	##FFFFFF
##18148F	1.00	13.68	1.54	13.68
#FFFFFF	13.68	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003492

Deuteranopia (green-blind)

#00278D

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #18148f;
/* rgb */ color: rgb(24, 20, 143);
/* oklch */ color: oklch(31.9% 0.187 270.1);

Tailwind

colors: {
  custom: {
    50: '#6f56b1',
    500: '#18148f',
    950: '#000000',
  },
}

SCSS

$custom: #18148f;
$custom-light: #6f56b1;
$custom-dark: #000000;

JSON

{
  "hex": "#18148f",
  "rgb": {
    "r": 24,
    "g": 20,
    "b": 143
  },
  "hsl": {
    "h": 241.951,
    "s": 75.46,
    "l": 31.961
  },
  "oklch": {
    "l": 0.3189,
    "c": 0.18688,
    "h": 270.1
  },
  "luminance": 0.02678
}

Semantic roles & 50–950 ramp

primary

#18148F

secondary

#BEC33C

accent

#F236EC

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #18148F

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

Preview Lab → · Contrast checker → · Palette generator →