#18135A#18135A

#18135A is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.3% C 0.121 H 276.5°. Best body text is #FFFFFF at 16.41:1 contrast (WCAG AA passes).

Color values

HEX	#18135A
RGB	rgb(24, 19, 90)
HSL	hsl(244, 65%, 21%)
HSV	hsv(244, 79%, 35%)
CMYK	cmyk(73.3%, 78.9%, 0%, 64.7%)
CIE-LAB	lab(11.94, 27.34, -41.49)
CIE-LCH	lch(11.94, 49.69, 303.39°)
OKLab	oklab(25.27% 0.0136 -0.1199)
OKLCH	oklch(25.27% 0.121 276.5)
XYZ	xyz(2.4544, 1.3979, 9.8114)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18135A #555A13

analogous

#13325A #18135A #3C135A

triadic

#18135A #5A1813 #135A18

tetradic

#18135A #5A1332 #555A13 #135A3C

square

#18135A #5A1332 #555A13 #135A3C

split-complementary

#18135A #5A3C13 #325A13

monochromatic

#070519 #0B0827 #18135A #251E8D #3328BF

Accessibility & contrast

On white

16.41

#18135A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#18135A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18135A

16.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18135A	#FFFFFF	#000000	##FFFFFF
##18135A	1.00	16.41	1.28	16.41
#FFFFFF	16.41	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225C

Deuteranopia (green-blind)

#001C59

Tritanopia (blue-blind)

#002735

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #18135a;
/* rgb */ color: rgb(24, 19, 90);
/* oklch */ color: oklch(25.3% 0.121 276.5);

Tailwind

colors: {
  custom: {
    50: '#605289',
    500: '#18135a',
    950: '#000000',
  },
}

SCSS

$custom: #18135a;
$custom-light: #605289;
$custom-dark: #000000;

JSON

{
  "hex": "#18135a",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 90
  },
  "hsl": {
    "h": 244.225,
    "s": 65.138,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25266,
    "c": 0.12065,
    "h": 276.5
  },
  "luminance": 0.01398
}

Semantic roles & 50–950 ramp

primary

#18135A

secondary

#8C9237

accent

#E840DC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #18135A

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

Preview Lab → · Contrast checker → · Palette generator →