#18568C#18568C

#18568C is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.3% C 0.108 H 249.4°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#18568C
RGB	rgb(24, 86, 140)
HSL	hsl(208, 71%, 32%)
HSV	hsv(208, 83%, 55%)
CMYK	cmyk(82.9%, 38.6%, 0%, 45.1%)
CIE-LAB	lab(35.48, 1.13, -35.39)
CIE-LCH	lch(35.48, 35.41, 271.82°)
OKLab	oklab(44.33% -0.038 -0.101)
OKLCH	oklch(44.33% 0.108 249.4)
XYZ	xyz(8.4363, 8.7422, 26.0486)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18568C #8C4E18

analogous

#188C88 #18568C #181C8C

triadic

#18568C #8C1856 #568C18

tetradic

#18568C #88188C #8C4E18 #1C8C18

square

#18568C #88188C #8C4E18 #1C8C18

split-complementary

#18568C #8C181C #8C8818

monochromatic

#061624 #0F3658 #18568C #2176C0 #4095DE

Accessibility & contrast

On white

7.64

#18568C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#18568C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18568C

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18568C	#FFFFFF	#000000	##FFFFFF
##18568C	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C598E

Deuteranopia (green-blind)

#2B4F8B

Tritanopia (blue-blind)

#00636A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #18568c;
/* rgb */ color: rgb(24, 86, 140);
/* oklch */ color: oklch(44.3% 0.108 249.4);

Tailwind

colors: {
  custom: {
    50: '#6985ae',
    500: '#18568c',
    950: '#000000',
  },
}

SCSS

$custom: #18568c;
$custom-light: #6985ae;
$custom-dark: #000000;

JSON

{
  "hex": "#18568c",
  "rgb": {
    "r": 24,
    "g": 86,
    "b": 140
  },
  "hsl": {
    "h": 207.931,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.44333,
    "c": 0.10787,
    "h": 249.4
  },
  "luminance": 0.08743
}

Semantic roles & 50–950 ramp

primary

#18568C

secondary

#BF7C41

accent

#8E3AED

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #18568C

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

Preview Lab → · Contrast checker → · Palette generator →