#18205A#18205A

#18205A is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.7% C 0.104 H 271.8°. Best body text is #FFFFFF at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#18205A
RGB	rgb(24, 32, 90)
HSL	hsl(233, 58%, 22%)
HSV	hsv(233, 73%, 35%)
CMYK	cmyk(73.3%, 64.4%, 0%, 64.7%)
CIE-LAB	lab(15.30, 18.35, -35.98)
CIE-LCH	lch(15.30, 40.39, 297.02°)
OKLab	oklab(27.71% 0.0033 -0.1037)
OKLCH	oklch(27.71% 0.104 271.8)
XYZ	xyz(2.7380, 1.9651, 9.9059)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18205A #5A5218

analogous

#18415A #18205A #31185A

triadic

#18205A #5A1820 #205A18

tetradic

#18205A #5A1841 #5A5218 #185A31

square

#18205A #5A1841 #5A5218 #185A31

split-complementary

#18205A #5A3118 #415A18

monochromatic

#060918 #0B0F2A #18205A #25318A #3242BB

Accessibility & contrast

On white

15.08

#18205A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#18205A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18205A

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18205A	#FFFFFF	#000000	##FFFFFF
##18205A	1.00	15.08	1.39	15.08
#FFFFFF	15.08	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295C

Deuteranopia (green-blind)

#002359

Tritanopia (blue-blind)

#002E39

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #18205a;
/* rgb */ color: rgb(24, 32, 90);
/* oklch */ color: oklch(27.7% 0.104 271.8);

Tailwind

colors: {
  custom: {
    50: '#5f5b89',
    500: '#18205a',
    950: '#000000',
  },
}

SCSS

$custom: #18205a;
$custom-light: #5f5b89;
$custom-dark: #000000;

JSON

{
  "hex": "#18205a",
  "rgb": {
    "r": 24,
    "g": 32,
    "b": 90
  },
  "hsl": {
    "h": 232.727,
    "s": 57.895,
    "l": 22.353
  },
  "oklch": {
    "l": 0.27706,
    "c": 0.10377,
    "h": 271.8
  },
  "luminance": 0.01965
}

Semantic roles & 50–950 ramp

primary

#18205A

secondary

#91863D

accent

#CE47E1

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040B

muted

#79797C

Preview Lab

Preview with #18205A

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

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