#18567C#18567C

#18567C is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.4% C 0.088 H 240.7°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#18567C
RGB	rgb(24, 86, 124)
HSL	hsl(203, 68%, 29%)
HSV	hsv(203, 81%, 49%)
CMYK	cmyk(80.6%, 30.6%, 0%, 51.4%)
CIE-LAB	lab(34.61, -5.21, -26.96)
CIE-LCH	lch(34.61, 27.46, 259.07°)
OKLab	oklab(43.36% -0.0429 -0.0763)
OKLCH	oklch(43.36% 0.088 240.7)
XYZ	xyz(7.3411, 8.3041, 20.2808)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18567C #7C3E18

analogous

#187C70 #18567C #18247C

triadic

#18567C #7C1856 #567C18

tetradic

#18567C #70187C #7C3E18 #247C18

square

#18567C #70187C #7C3E18 #247C18

split-complementary

#18567C #7C1824 #7C7018

monochromatic

#05121A #0E3249 #18567C #227AAF #369BD8

Accessibility & contrast

On white

7.89

#18567C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#18567C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18567C

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18567C	#FFFFFF	#000000	##FFFFFF
##18567C	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44577E

Deuteranopia (green-blind)

#364D7B

Tritanopia (blue-blind)

#005F63

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #18567c;
/* rgb */ color: rgb(24, 86, 124);
/* oklch */ color: oklch(43.4% 0.088 240.7);

Tailwind

colors: {
  custom: {
    50: '#6685a2',
    500: '#18567c',
    950: '#000000',
  },
}

SCSS

$custom: #18567c;
$custom-light: #6685a2;
$custom-dark: #000000;

JSON

{
  "hex": "#18567c",
  "rgb": {
    "r": 24,
    "g": 86,
    "b": 124
  },
  "hsl": {
    "h": 202.8,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.43358,
    "c": 0.08757,
    "h": 240.7
  },
  "luminance": 0.08305
}

Semantic roles & 50–950 ramp

primary

#18567C

secondary

#B16A3F

accent

#7F3DEA

background

#F6F8FA

surface

#EBEFF3

border

#C6CACD

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #18567C

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

Preview Lab → · Contrast checker → · Palette generator →