#1C819B#1C819B

#1C819B is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.0% C 0.095 H 220.2°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#1C819B
RGB	rgb(28, 129, 155)
HSL	hsl(192, 69%, 36%)
HSV	hsv(192, 82%, 61%)
CMYK	cmyk(81.9%, 16.8%, 0%, 39.2%)
CIE-LAB	lab(49.87, -18.36, -21.83)
CIE-LCH	lch(49.87, 28.52, 229.94°)
OKLab	oklab(56.04% -0.0724 -0.0611)
OKLCH	oklch(56.04% 0.095 220.2)
XYZ	xyz(14.2430, 18.3122, 33.7879)
Luminance	0.1831 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C819B #9B361C

analogous

#1C9B75 #1C819B #1C429B

triadic

#1C819B #9B1C81 #819B1C

tetradic

#1C819B #751C9B #9B361C #429B1C

square

#1C819B #751C9B #9B361C #429B1C

split-complementary

#1C819B #9B1C42 #9B751C

monochromatic

#092B33 #135667 #1C819B #25ACCF #52C3E0

Accessibility & contrast

On white

4.50

#1C819B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#1C819B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C819B

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C819B	#FFFFFF	#000000	##000000
##1C819B	1.00	4.50	4.66	4.66
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717D9C

Deuteranopia (green-blind)

#61719B

Tritanopia (blue-blind)

#008989

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1c819b;
/* rgb */ color: rgb(28, 129, 155);
/* oklch */ color: oklch(56.0% 0.095 220.2);

Tailwind

colors: {
  custom: {
    50: '#70a5b8',
    500: '#1c819b',
    950: '#000000',
  },
}

SCSS

$custom: #1c819b;
$custom-light: #70a5b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1c819b",
  "rgb": {
    "r": 28,
    "g": 129,
    "b": 155
  },
  "hsl": {
    "h": 192.283,
    "s": 69.399,
    "l": 35.882
  },
  "oklch": {
    "l": 0.56039,
    "c": 0.09479,
    "h": 220.2
  },
  "luminance": 0.18314
}

Semantic roles & 50–950 ramp

primary

#1C819B

secondary

#C36850

accent

#603CEC

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1C819B

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

Preview Lab → · Contrast checker → · Palette generator →