#18759F#18759F

#18759F is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.1% C 0.104 H 234.3°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#18759F
RGB	rgb(24, 117, 159)
HSL	hsl(199, 74%, 36%)
HSV	hsv(199, 85%, 62%)
CMYK	cmyk(84.9%, 26.4%, 0%, 37.6%)
CIE-LAB	lab(46.20, -10.54, -29.87)
CIE-LCH	lch(46.20, 31.68, 250.56°)
OKLab	oklab(53.14% -0.0607 -0.0844)
OKLCH	oklch(53.14% 0.104 234.3)
XYZ	xyz(12.9934, 15.4183, 35.0854)
Luminance	0.1542 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18759F #9F4218

analogous

#189F85 #18759F #18319F

triadic

#18759F #9F1875 #759F18

tetradic

#18759F #85189F #9F4218 #319F18

square

#18759F #85189F #9F4218 #319F18

split-complementary

#18759F #9F1831 #9F8518

monochromatic

#082735 #104E6A #18759F #209CD4 #4DB5E4

Accessibility & contrast

On white

5.14

#18759F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#18759F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18759F

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18759F	#FFFFFF	#000000	##FFFFFF
##18759F	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6074A1

Deuteranopia (green-blind)

#4F689E

Tritanopia (blue-blind)

#008083

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #18759f;
/* rgb */ color: rgb(24, 117, 159);
/* oklch */ color: oklch(53.1% 0.104 234.3);

Tailwind

colors: {
  custom: {
    50: '#6e9cbb',
    500: '#18759f',
    950: '#000000',
  },
}

SCSS

$custom: #18759f;
$custom-light: #6e9cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#18759f",
  "rgb": {
    "r": 24,
    "g": 117,
    "b": 159
  },
  "hsl": {
    "h": 198.667,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.53138,
    "c": 0.10395,
    "h": 234.3
  },
  "luminance": 0.1542
}

Semantic roles & 50–950 ramp

primary

#18759F

secondary

#C6724D

accent

#7137F0

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #18759F

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

Preview Lab → · Contrast checker → · Palette generator →