#18285C#18285C

#18285C is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.7% C 0.095 H 267.4°. Best body text is #FFFFFF at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#18285C
RGB	rgb(24, 40, 92)
HSL	hsl(226, 59%, 23%)
HSV	hsv(226, 74%, 36%)
CMYK	cmyk(73.9%, 56.5%, 0%, 63.9%)
CIE-LAB	lab(17.85, 13.28, -33.19)
CIE-LCH	lch(17.85, 35.75, 291.81°)
OKLab	oklab(29.67% -0.0043 -0.0954)
OKLCH	oklch(29.67% 0.095 267.4)
XYZ	xyz(3.0666, 2.4842, 10.4410)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18285C #5C4C18

analogous

#184A5C #18285C #2A185C

triadic

#18285C #5C1828 #285C18

tetradic

#18285C #5C184A #5C4C18 #185C2A

square

#18285C #5C184A #5C4C18 #185C2A

split-complementary

#18285C #5C2A18 #4A5C18

monochromatic

#060B18 #0B132B #18285C #253D8D #3152BD

Accessibility & contrast

On white

14.03

#18285C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#18285C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18285C

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18285C	#FFFFFF	#000000	##FFFFFF
##18285C	1.00	14.03	1.50	14.03
#FFFFFF	14.03	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#062F5E

Deuteranopia (green-blind)

#00295B

Tritanopia (blue-blind)

#00343D

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #18285c;
/* rgb */ color: rgb(24, 40, 92);
/* oklch */ color: oklch(29.7% 0.095 267.4);

Tailwind

colors: {
  custom: {
    50: '#5f618b',
    500: '#18285c',
    950: '#000000',
  },
}

SCSS

$custom: #18285c;
$custom-light: #5f618b;
$custom-dark: #000000;

JSON

{
  "hex": "#18285c",
  "rgb": {
    "r": 24,
    "g": 40,
    "b": 92
  },
  "hsl": {
    "h": 225.882,
    "s": 58.621,
    "l": 22.745
  },
  "oklch": {
    "l": 0.29665,
    "c": 0.09548,
    "h": 267.4
  },
  "luminance": 0.02484
}

Semantic roles & 50–950 ramp

primary

#18285C

secondary

#937E3D

accent

#BD46E2

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #18285C

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

Preview Lab → · Contrast checker → · Palette generator →