#18117E#18117E

#18117E is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.4% C 0.169 H 271.8°. Best body text is #FFFFFF at 14.79:1 contrast (WCAG AA passes).

Color values

HEX	#18117E
RGB	rgb(24, 17, 126)
HSL	hsl(244, 76%, 28%)
HSV	hsv(244, 87%, 49%)
CMYK	cmyk(81%, 86.5%, 0%, 50.6%)
CIE-LAB	lab(16.01, 40.77, -58.33)
CIE-LCH	lch(16.01, 71.17, 304.95°)
OKLab	oklab(29.4% 0.0052 -0.1688)
OKLCH	oklch(29.4% 0.169 271.8)
XYZ	xyz(4.3418, 2.1010, 19.9113)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18117E #777E11

analogous

#11407E #18117E #4E117E

triadic

#18117E #7E1811 #117E18

tetradic

#18117E #7E1140 #777E11 #117E4E

square

#18117E #7E1140 #777E11 #117E4E

split-complementary

#18117E #7E4E11 #407E11

monochromatic

#05041B #0E0A48 #18117E #2218B4 #3327E2

Accessibility & contrast

On white

14.79

#18117E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#18117E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18117E

14.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18117E	#FFFFFF	#000000	##FFFFFF
##18117E	1.00	14.79	1.42	14.79
#FFFFFF	14.79	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D81

Deuteranopia (green-blind)

#00227C

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #18117e;
/* rgb */ color: rgb(24, 17, 126);
/* oklch */ color: oklch(29.4% 0.169 271.8);

Tailwind

colors: {
  custom: {
    50: '#6a53a5',
    500: '#18117e',
    950: '#000000',
  },
}

SCSS

$custom: #18117e;
$custom-light: #6a53a5;
$custom-dark: #000000;

JSON

{
  "hex": "#18117e",
  "rgb": {
    "r": 24,
    "g": 17,
    "b": 126
  },
  "hsl": {
    "h": 243.853,
    "s": 76.224,
    "l": 28.039
  },
  "oklch": {
    "l": 0.294,
    "c": 0.16885,
    "h": 271.8
  },
  "luminance": 0.02101
}

Semantic roles & 50–950 ramp

primary

#18117E

secondary

#ACB437

accent

#F335E7

background

#F7F4FA

surface

#EDE7F4

border

#C8C3CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #18117E

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

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