#1C859B#1C859B

#1C859B is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.1% C 0.094 H 216.0°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#1C859B
RGB	rgb(28, 133, 155)
HSL	hsl(190, 69%, 36%)
HSV	hsv(190, 82%, 61%)
CMYK	cmyk(81.9%, 14.2%, 0%, 39.2%)
CIE-LAB	lab(51.14, -20.51, -19.89)
CIE-LCH	lch(51.14, 28.57, 224.13°)
OKLab	oklab(57.06% -0.0764 -0.0556)
OKLCH	oklch(57.06% 0.094 216)
XYZ	xyz(14.7803, 19.3866, 33.9670)
Luminance	0.1939 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C859B #9B321C

analogous

#1C9B71 #1C859B #1C459B

triadic

#1C859B #9B1C85 #859B1C

tetradic

#1C859B #711C9B #9B321C #459B1C

square

#1C859B #711C9B #9B321C #459B1C

split-complementary

#1C859B #9B1C45 #9B711C

monochromatic

#092C33 #135967 #1C859B #25B1CF #52C7E0

Accessibility & contrast

On white

4.31

#1C859B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#1C859B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C859B

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C859B	#FFFFFF	#000000	##000000
##1C859B	1.00	4.31	4.88	4.88
#FFFFFF	4.31	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)

#76819C

Deuteranopia (green-blind)

#65759B

Tritanopia (blue-blind)

#008D8C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1c859b;
/* rgb */ color: rgb(28, 133, 155);
/* oklch */ color: oklch(57.1% 0.094 216.0);

Tailwind

colors: {
  custom: {
    50: '#70a8b8',
    500: '#1c859b',
    950: '#000000',
  },
}

SCSS

$custom: #1c859b;
$custom-light: #70a8b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1c859b",
  "rgb": {
    "r": 28,
    "g": 133,
    "b": 155
  },
  "hsl": {
    "h": 190.394,
    "s": 69.399,
    "l": 35.882
  },
  "oklch": {
    "l": 0.57057,
    "c": 0.09447,
    "h": 216
  },
  "luminance": 0.19388
}

Semantic roles & 50–950 ramp

primary

#1C859B

secondary

#C36450

accent

#5A3CEC

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1C859B

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

Preview Lab → · Contrast checker → · Palette generator →