#18236C#18236C

#18236C is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.1% C 0.126 H 270.1°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#18236C
RGB	rgb(24, 35, 108)
HSL	hsl(232, 64%, 26%)
HSV	hsv(232, 78%, 42%)
CMYK	cmyk(77.8%, 67.6%, 0%, 57.6%)
CIE-LAB	lab(17.82, 23.42, -43.75)
CIE-LCH	lch(17.82, 49.62, 298.17°)
OKLab	oklab(30.09% 0.0002 -0.1265)
OKLCH	oklch(30.09% 0.126 270.1)
XYZ	xyz(3.6836, 2.4786, 14.4687)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18236C #6C6118

analogous

#184D6C #18236C #37186C

triadic

#18236C #6C1823 #236C18

tetradic

#18236C #6C184D #6C6118 #186C37

square

#18236C #6C184D #6C6118 #186C37

split-complementary

#18236C #6C3718 #4D6C18

monochromatic

#060819 #0D133A #18236C #23339E #2E43D0

Accessibility & contrast

On white

14.04

#18236C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#18236C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18236C

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18236C	#FFFFFF	#000000	##FFFFFF
##18236C	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306E

Deuteranopia (green-blind)

#00286B

Tritanopia (blue-blind)

#003644

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #18236c;
/* rgb */ color: rgb(24, 35, 108);
/* oklch */ color: oklch(30.1% 0.126 270.1);

Tailwind

colors: {
  custom: {
    50: '#635d97',
    500: '#18236c',
    950: '#000000',
  },
}

SCSS

$custom: #18236c;
$custom-light: #635d97;
$custom-dark: #000000;

JSON

{
  "hex": "#18236c",
  "rgb": {
    "r": 24,
    "g": 35,
    "b": 108
  },
  "hsl": {
    "h": 232.143,
    "s": 63.636,
    "l": 25.882
  },
  "oklch": {
    "l": 0.30087,
    "c": 0.12647,
    "h": 270.1
  },
  "luminance": 0.02479
}

Semantic roles & 50–950 ramp

primary

#18236C

secondary

#A2953E

accent

#D141E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #18236C

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

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