#18839D#18839D

#18839D is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.6% C 0.097 H 219.5°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#18839D
RGB	rgb(24, 131, 157)
HSL	hsl(192, 73%, 35%)
HSV	hsv(192, 85%, 62%)
CMYK	cmyk(84.7%, 16.6%, 0%, 38.4%)
CIE-LAB	lab(50.52, -19.10, -22.00)
CIE-LCH	lch(50.52, 29.14, 229.04°)
OKLab	oklab(56.57% -0.0749 -0.0616)
OKLCH	oklch(56.57% 0.097 219.5)
XYZ	xyz(14.5762, 18.8592, 34.7637)
Luminance	0.1886 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18839D #9D3218

analogous

#189D74 #18839D #18419D

triadic

#18839D #9D1883 #839D18

tetradic

#18839D #74189D #9D3218 #419D18

square

#18839D #74189D #9D3218 #419D18

split-complementary

#18839D #9D1841 #9D7418

monochromatic

#082A33 #105768 #18839D #20AFD2 #4CC6E4

Accessibility & contrast

On white

4.40

#18839D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#18839D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #18839D

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18839D	#FFFFFF	#000000	##000000
##18839D	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#737F9E

Deuteranopia (green-blind)

#62739D

Tritanopia (blue-blind)

#008C8B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #18839d;
/* rgb */ color: rgb(24, 131, 157);
/* oklch */ color: oklch(56.6% 0.097 219.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#18839d",
  "rgb": {
    "r": 24,
    "g": 131,
    "b": 157
  },
  "hsl": {
    "h": 191.729,
    "s": 73.481,
    "l": 35.49
  },
  "oklch": {
    "l": 0.5657,
    "c": 0.09696,
    "h": 219.5
  },
  "luminance": 0.18861
}

Semantic roles & 50–950 ramp

primary

#18839D

secondary

#C5634B

accent

#5C38F0

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #18839D

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

Preview Lab → · Contrast checker → · Palette generator →