#18547A#18547A

#18547A is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.7% C 0.087 H 241.4°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#18547A
RGB	rgb(24, 84, 122)
HSL	hsl(203, 67%, 29%)
HSV	hsv(203, 80%, 48%)
CMYK	cmyk(80.3%, 31.1%, 0%, 52.2%)
CIE-LAB	lab(33.86, -4.73, -26.91)
CIE-LCH	lch(33.86, 27.32, 260.03°)
OKLab	oklab(42.73% -0.0416 -0.0762)
OKLCH	oklch(42.73% 0.087 241.4)
XYZ	xyz(7.0585, 7.9391, 19.5690)
Luminance	0.0794 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18547A #7A3E18

analogous

#187A6F #18547A #18237A

triadic

#18547A #7A1854 #547A18

tetradic

#18547A #6F187A #7A3E18 #237A18

square

#18547A #6F187A #7A3E18 #237A18

split-complementary

#18547A #7A1823 #7A6F18

monochromatic

#05121A #0E3147 #18547A #2277AD #3598D7

Accessibility & contrast

On white

8.11

#18547A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#18547A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18547A

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18547A	#FFFFFF	#000000	##FFFFFF
##18547A	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42557C

Deuteranopia (green-blind)

#354C79

Tritanopia (blue-blind)

#005D61

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #18547a;
/* rgb */ color: rgb(24, 84, 122);
/* oklch */ color: oklch(42.7% 0.087 241.4);

Tailwind

colors: {
  custom: {
    50: '#6583a0',
    500: '#18547a',
    950: '#000000',
  },
}

SCSS

$custom: #18547a;
$custom-light: #6583a0;
$custom-dark: #000000;

JSON

{
  "hex": "#18547a",
  "rgb": {
    "r": 24,
    "g": 84,
    "b": 122
  },
  "hsl": {
    "h": 203.265,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.42728,
    "c": 0.08682,
    "h": 241.4
  },
  "luminance": 0.0794
}

Semantic roles & 50–950 ramp

primary

#18547A

secondary

#AF6A3F

accent

#813EEA

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060A0F

muted

#7A7C7E

Preview Lab

Preview with #18547A

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

Preview Lab → · Contrast checker → · Palette generator →