#18236E#18236E

#18236E is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.3% C 0.129 H 270.0°. Best body text is #FFFFFF at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#18236E
RGB	rgb(24, 35, 110)
HSL	hsl(232, 64%, 26%)
HSV	hsv(232, 78%, 43%)
CMYK	cmyk(78.2%, 68.2%, 0%, 56.9%)
CIE-LAB	lab(18.02, 24.22, -44.73)
CIE-LCH	lch(18.02, 50.86, 298.43°)
OKLab	oklab(30.29% 0.0001 -0.1293)
OKLCH	oklch(30.29% 0.129 270)
XYZ	xyz(3.7912, 2.5216, 15.0357)
Luminance	0.0252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18236E #6E6318

analogous

#184E6E #18236E #38186E

triadic

#18236E #6E1823 #236E18

tetradic

#18236E #6E184E #6E6318 #186E38

square

#18236E #6E184E #6E6318 #186E38

split-complementary

#18236E #6E3818 #4E6E18

monochromatic

#050819 #0D133C #18236E #2333A0 #2F44D2

Accessibility & contrast

On white

13.96

#18236E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#18236E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18236E

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18236E	#FFFFFF	#000000	##FFFFFF
##18236E	1.00	13.96	1.50	13.96
#FFFFFF	13.96	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003070

Deuteranopia (green-blind)

#00286D

Tritanopia (blue-blind)

#003745

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #18236e;
/* rgb */ color: rgb(24, 35, 110);
/* oklch */ color: oklch(30.3% 0.129 270.0);

Tailwind

colors: {
  custom: {
    50: '#645e98',
    500: '#18236e',
    950: '#000000',
  },
}

SCSS

$custom: #18236e;
$custom-light: #645e98;
$custom-dark: #000000;

JSON

{
  "hex": "#18236e",
  "rgb": {
    "r": 24,
    "g": 35,
    "b": 110
  },
  "hsl": {
    "h": 232.326,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.3029,
    "c": 0.12934,
    "h": 270
  },
  "luminance": 0.02522
}

Semantic roles & 50–950 ramp

primary

#18236E

secondary

#A4973E

accent

#D241E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #18236E

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

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