#18628F#18628F

#18628F is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.5% C 0.100 H 241.2°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#18628F
RGB	rgb(24, 98, 143)
HSL	hsl(203, 71%, 33%)
HSV	hsv(203, 83%, 56%)
CMYK	cmyk(83.2%, 31.5%, 0%, 43.9%)
CIE-LAB	lab(39.43, -5.27, -30.97)
CIE-LCH	lch(39.43, 31.41, 260.35°)
OKLab	oklab(47.5% -0.0483 -0.0878)
OKLCH	oklch(47.5% 0.1 241.2)
XYZ	xyz(9.7003, 10.9115, 27.5762)
Luminance	0.1091 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18628F #8F4518

analogous

#188F80 #18628F #18278F

triadic

#18628F #8F1862 #628F18

tetradic

#18628F #80188F #8F4518 #278F18

square

#18628F #80188F #8F4518 #278F18

split-complementary

#18628F #8F1827 #8F8018

monochromatic

#061A26 #0F3E5B #18628F #2186C3 #42A4DF

Accessibility & contrast

On white

6.60

#18628F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#18628F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18628F

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18628F	#FFFFFF	#000000	##FFFFFF
##18628F	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D6391

Deuteranopia (green-blind)

#3C588E

Tritanopia (blue-blind)

#006D72

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #18628f;
/* rgb */ color: rgb(24, 98, 143);
/* oklch */ color: oklch(47.5% 0.100 241.2);

Tailwind

colors: {
  custom: {
    50: '#6a8eb0',
    500: '#18628f',
    950: '#000000',
  },
}

SCSS

$custom: #18628f;
$custom-light: #6a8eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#18628f",
  "rgb": {
    "r": 24,
    "g": 98,
    "b": 143
  },
  "hsl": {
    "h": 202.689,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.47499,
    "c": 0.10022,
    "h": 241.2
  },
  "luminance": 0.10913
}

Semantic roles & 50–950 ramp

primary

#18628F

secondary

#C07243

accent

#7E3AEE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #18628F

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

Preview Lab → · Contrast checker → · Palette generator →