#18148C#18148C

#18148C is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.5% C 0.183 H 270.3°. Best body text is #FFFFFF at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#18148C
RGB	rgb(24, 20, 140)
HSL	hsl(242, 75%, 31%)
HSV	hsv(242, 86%, 55%)
CMYK	cmyk(82.9%, 85.7%, 0%, 45.1%)
CIE-LAB	lab(18.31, 43.84, -63.35)
CIE-LCH	lch(18.31, 77.04, 304.69°)
OKLab	oklab(31.51% 0.0011 -0.1833)
OKLCH	oklch(31.51% 0.183 270.3)
XYZ	xyz(5.3589, 2.5873, 25.0228)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18148C #888C14

analogous

#144C8C #18148C #54148C

triadic

#18148C #8C1814 #148C18

tetradic

#18148C #8C144C #888C14 #148C54

square

#18148C #8C144C #888C14 #148C54

split-complementary

#18148C #8C5414 #4C8C14

monochromatic

#060521 #0F0C56 #18148C #211CC2 #3E38E3

Accessibility & contrast

On white

13.84

#18148C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#18148C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18148C

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18148C	#FFFFFF	#000000	##FFFFFF
##18148C	1.00	13.84	1.52	13.84
#FFFFFF	13.84	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338F

Deuteranopia (green-blind)

#00268A

Tritanopia (blue-blind)

#003C52

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #18148c;
/* rgb */ color: rgb(24, 20, 140);
/* oklch */ color: oklch(31.5% 0.183 270.3);

Tailwind

colors: {
  custom: {
    50: '#6e56af',
    500: '#18148c',
    950: '#000000',
  },
}

SCSS

$custom: #18148c;
$custom-light: #6e56af;
$custom-dark: #000000;

JSON

{
  "hex": "#18148c",
  "rgb": {
    "r": 24,
    "g": 20,
    "b": 140
  },
  "hsl": {
    "h": 242,
    "s": 75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.31508,
    "c": 0.18334,
    "h": 270.3
  },
  "luminance": 0.02588
}

Semantic roles & 50–950 ramp

primary

#18148C

secondary

#BCC03C

accent

#F236EB

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090311

muted

#7B7880

Preview Lab

Preview with #18148C

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

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