#18839E#18839E

#18839E is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.6% C 0.098 H 220.3°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#18839E
RGB	rgb(24, 131, 158)
HSL	hsl(192, 74%, 36%)
HSV	hsv(192, 85%, 62%)
CMYK	cmyk(84.8%, 17.1%, 0%, 38%)
CIE-LAB	lab(50.56, -18.75, -22.52)
CIE-LCH	lch(50.56, 29.31, 230.22°)
OKLab	oklab(56.62% -0.0744 -0.0631)
OKLCH	oklch(56.62% 0.098 220.3)
XYZ	xyz(14.6619, 18.8935, 35.2152)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18839E #9E3318

analogous

#189E76 #18839E #18409E

triadic

#18839E #9E1883 #839E18

tetradic

#18839E #76189E #9E3318 #409E18

square

#18839E #76189E #9E3318 #409E18

split-complementary

#18839E #9E1840 #9E7618

monochromatic

#082B34 #105769 #18839E #20AFD3 #4DC5E4

Accessibility & contrast

On white

4.39

#18839E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#18839E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #18839E

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18839E	#FFFFFF	#000000	##000000
##18839E	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#737F9F

Deuteranopia (green-blind)

#61739E

Tritanopia (blue-blind)

#008C8C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #18839e;
/* rgb */ color: rgb(24, 131, 158);
/* oklch */ color: oklch(56.6% 0.098 220.3);

Tailwind

colors: {
  custom: {
    50: '#6fa7ba',
    500: '#18839e',
    950: '#000000',
  },
}

SCSS

$custom: #18839e;
$custom-light: #6fa7ba;
$custom-dark: #000000;

JSON

{
  "hex": "#18839e",
  "rgb": {
    "r": 24,
    "g": 131,
    "b": 158
  },
  "hsl": {
    "h": 192.09,
    "s": 73.626,
    "l": 35.686
  },
  "oklch": {
    "l": 0.56616,
    "c": 0.0976,
    "h": 220.3
  },
  "luminance": 0.18895
}

Semantic roles & 50–950 ramp

primary

#18839E

secondary

#C6654C

accent

#5D38F0

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #18839E

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

Preview Lab → · Contrast checker → · Palette generator →