#1C859C#1C859C

#1C859C is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.1% C 0.095 H 216.9°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#1C859C
RGB	rgb(28, 133, 156)
HSL	hsl(191, 70%, 36%)
HSV	hsv(191, 82%, 61%)
CMYK	cmyk(82.1%, 14.7%, 0%, 38.8%)
CIE-LAB	lab(51.18, -20.16, -20.41)
CIE-LCH	lch(51.18, 28.69, 225.35°)
OKLab	oklab(57.1% -0.076 -0.0571)
OKLCH	oklch(57.1% 0.095 216.9)
XYZ	xyz(14.8646, 19.4204, 34.4111)
Luminance	0.1942 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C859C #9C331C

analogous

#1C9C73 #1C859C #1C459C

triadic

#1C859C #9C1C85 #859C1C

tetradic

#1C859C #731C9C #9C331C #459C1C

square

#1C859C #731C9C #9C331C #459C1C

split-complementary

#1C859C #9C1C45 #9C731C

monochromatic

#092D34 #135968 #1C859C #25B1D0 #52C7E0

Accessibility & contrast

On white

4.30

#1C859C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#1C859C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C859C

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C859C	#FFFFFF	#000000	##000000
##1C859C	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#76819D

Deuteranopia (green-blind)

#65759C

Tritanopia (blue-blind)

#008D8C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1c859c;
/* rgb */ color: rgb(28, 133, 156);
/* oklch */ color: oklch(57.1% 0.095 216.9);

Tailwind

colors: {
  custom: {
    50: '#70a8b9',
    500: '#1c859c',
    950: '#000000',
  },
}

SCSS

$custom: #1c859c;
$custom-light: #70a8b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c859c",
  "rgb": {
    "r": 28,
    "g": 133,
    "b": 156
  },
  "hsl": {
    "h": 190.781,
    "s": 69.565,
    "l": 36.078
  },
  "oklch": {
    "l": 0.57101,
    "c": 0.09501,
    "h": 216.9
  },
  "luminance": 0.19422
}

Semantic roles & 50–950 ramp

primary

#1C859C

secondary

#C36551

accent

#5B3BEC

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1C859C

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

Preview Lab → · Contrast checker → · Palette generator →