#18135C#18135C

#18135C is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.5% C 0.123 H 276.1°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#18135C
RGB	rgb(24, 19, 92)
HSL	hsl(244, 66%, 22%)
HSV	hsv(244, 79%, 36%)
CMYK	cmyk(73.9%, 79.3%, 0%, 63.9%)
CIE-LAB	lab(12.17, 28.07, -42.46)
CIE-LCH	lch(12.17, 50.90, 303.47°)
OKLab	oklab(25.5% 0.0132 -0.1227)
OKLCH	oklch(25.5% 0.123 276.1)
XYZ	xyz(2.5407, 1.4324, 10.2657)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18135C #575C13

analogous

#13335C #18135C #3D135C

triadic

#18135C #5C1813 #135C18

tetradic

#18135C #5C1333 #575C13 #135C3D

square

#18135C #5C1333 #575C13 #135C3D

split-complementary

#18135C #5C3D13 #335C13

monochromatic

#070519 #0B0929 #18135C #251D8F #3228C1

Accessibility & contrast

On white

16.32

#18135C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#18135C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18135C

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18135C	#FFFFFF	#000000	##FFFFFF
##18135C	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235E

Deuteranopia (green-blind)

#001D5B

Tritanopia (blue-blind)

#002836

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #18135c;
/* rgb */ color: rgb(24, 19, 92);
/* oklch */ color: oklch(25.5% 0.123 276.1);

Tailwind

colors: {
  custom: {
    50: '#61528b',
    500: '#18135c',
    950: '#000000',
  },
}

SCSS

$custom: #18135c;
$custom-light: #61528b;
$custom-dark: #000000;

JSON

{
  "hex": "#18135c",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 92
  },
  "hsl": {
    "h": 244.11,
    "s": 65.766,
    "l": 21.765
  },
  "oklch": {
    "l": 0.25496,
    "c": 0.12341,
    "h": 276.1
  },
  "luminance": 0.01433
}

Semantic roles & 50–950 ramp

primary

#18135C

secondary

#8E9437

accent

#E93FDD

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #18135C

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

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