#18285A#18285A

#18285A is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.5% C 0.092 H 267.2°. Best body text is #FFFFFF at 14.09:1 contrast (WCAG AA passes).

Color values

HEX	#18285A
RGB	rgb(24, 40, 90)
HSL	hsl(225, 58%, 22%)
HSV	hsv(225, 73%, 35%)
CMYK	cmyk(73.3%, 55.6%, 0%, 64.7%)
CIE-LAB	lab(17.69, 12.45, -32.11)
CIE-LCH	lch(17.69, 34.44, 291.20°)
OKLab	oklab(29.5% -0.0045 -0.0922)
OKLCH	oklch(29.5% 0.092 267.2)
XYZ	xyz(2.9803, 2.4497, 9.9866)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18285A #5A4A18

analogous

#18495A #18285A #29185A

triadic

#18285A #5A1828 #285A18

tetradic

#18285A #5A1849 #5A4A18 #185A29

square

#18285A #5A1849 #5A4A18 #185A29

split-complementary

#18285A #5A2918 #495A18

monochromatic

#060B18 #0B132A #18285A #253D8A #3253BB

Accessibility & contrast

On white

14.09

#18285A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#18285A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18285A

14.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18285A	#FFFFFF	#000000	##FFFFFF
##18285A	1.00	14.09	1.49	14.09
#FFFFFF	14.09	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092F5C

Deuteranopia (green-blind)

#002859

Tritanopia (blue-blind)

#00343C

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #18285a;
/* rgb */ color: rgb(24, 40, 90);
/* oklch */ color: oklch(29.5% 0.092 267.2);

Tailwind

colors: {
  custom: {
    50: '#5e6189',
    500: '#18285a',
    950: '#000000',
  },
}

SCSS

$custom: #18285a;
$custom-light: #5e6189;
$custom-dark: #000000;

JSON

{
  "hex": "#18285a",
  "rgb": {
    "r": 24,
    "g": 40,
    "b": 90
  },
  "hsl": {
    "h": 225.455,
    "s": 57.895,
    "l": 22.353
  },
  "oklch": {
    "l": 0.29496,
    "c": 0.09232,
    "h": 267.2
  },
  "luminance": 0.0245
}

Semantic roles & 50–950 ramp

primary

#18285A

secondary

#917C3D

accent

#BC47E1

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05050B

muted

#79797C

Preview Lab

Preview with #18285A

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

Preview Lab → · Contrast checker → · Palette generator →