#28A0BC#28A0BC

#28A0BC is a light, moderate cyan. Relative luminance 0.292; OKLCH L 65.5% C 0.108 H 217.8°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#28A0BC
RGB	rgb(40, 160, 188)
HSL	hsl(191, 65%, 45%)
HSV	hsv(191, 79%, 74%)
CMYK	cmyk(78.7%, 14.9%, 0%, 26.3%)
CIE-LAB	lab(60.98, -22.40, -23.63)
CIE-LCH	lch(60.98, 32.56, 226.53°)
OKLab	oklab(65.46% -0.0852 -0.0661)
OKLCH	oklch(65.46% 0.108 217.8)
XYZ	xyz(22.5191, 29.2208, 52.0205)
Luminance	0.2922 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28A0BC #BC4428

analogous

#28BC8E #28A0BC #2856BC

triadic

#28A0BC #BC28A0 #A0BC28

tetradic

#28A0BC #8E28BC #BC4428 #56BC28

square

#28A0BC #8E28BC #BC4428 #56BC28

split-complementary

#28A0BC #BC2856 #BC8E28

monochromatic

#134A57 #1D758A #28A0BC #49BDD8 #7BCFE3

Accessibility & contrast

On white

3.07

#28A0BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.84

#28A0BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28A0BC

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28A0BC	#FFFFFF	#000000	##000000
##28A0BC	1.00	3.07	6.84	6.84
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.84	21.00	1.00	1.00
##000000	6.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E9BBE

Deuteranopia (green-blind)

#7A8DBC

Tritanopia (blue-blind)

#00AAA9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #28a0bc;
/* rgb */ color: rgb(40, 160, 188);
/* oklch */ color: oklch(65.5% 0.108 217.8);

Tailwind

colors: {
  custom: {
    50: '#7bbcd0',
    500: '#28a0bc',
    950: '#000000',
  },
}

SCSS

$custom: #28a0bc;
$custom-light: #7bbcd0;
$custom-dark: #000000;

JSON

{
  "hex": "#28a0bc",
  "rgb": {
    "r": 40,
    "g": 160,
    "b": 188
  },
  "hsl": {
    "h": 191.351,
    "s": 64.912,
    "l": 44.706
  },
  "oklch": {
    "l": 0.65458,
    "c": 0.10781,
    "h": 217.8
  },
  "luminance": 0.29224
}

Semantic roles & 50–950 ramp

primary

#28A0BC

secondary

#CB8575

accent

#6040E8

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1214

muted

#7C8182

Preview Lab

Preview with #28A0BC

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

Preview Lab → · Contrast checker → · Palette generator →