#28A9C3#28A9C3

#28A9C3 is a light, moderate cyan. Relative luminance 0.328; OKLCH L 68.0% C 0.111 H 215.2°. Best body text is #000000 at 7.55:1 contrast (WCAG AA passes).

Color values

HEX#28A9C3
RGBrgb(40, 169, 195)
HSLhsl(190, 66%, 46%)
HSVhsv(190, 79%, 76%)
CMYKcmyk(79.5%, 13.3%, 0%, 23.5%)
CIE-LABlab(63.97, -24.73, -22.96)
CIE-LCHlch(63.97, 33.74, 222.88°)
OKLaboklab(67.96% -0.091 -0.0641)
OKLCHoklch(67.96% 0.111 215.2)
XYZxyz(24.9091, 32.7641, 56.6304)
Luminance0.3277 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28A9C3 #C34228
analogous
#28C38F #28A9C3 #285BC3
triadic
#28A9C3 #C328A9 #A9C328
tetradic
#28A9C3 #8F28C3 #C34228 #5BC328
square
#28A9C3 #8F28C3 #C34228 #5BC328
split-complementary
#28A9C3 #C3285B #C38F28
monochromatic
#13515D #1E7D90 #28A9C3 #4EC3DB #80D4E5

Accessibility & contrast

On white

2.78
#28A9C3 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.55
#28A9C3 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28A9C3
7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28A9C3#FFFFFF#000000##000000
##28A9C31.002.787.557.55
#FFFFFF2.781.0021.0021.00
#0000007.5521.001.001.00
##0000007.5521.001.001.00

Color blindness preview

Protanopia (red-blind)
#97A3C4
Deuteranopia (green-blind)
#8295C3
Tritanopia (blue-blind)
#00B3B1
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #28a9c3;
/* rgb */ color: rgb(40, 169, 195);
/* oklch */ color: oklch(68.0% 0.111 215.2);
Tailwind
colors: {
  custom: {
    50: '#7cc3d5',
    500: '#28a9c3',
    950: '#000000',
  },
}
SCSS
$custom: #28a9c3;
$custom-light: #7cc3d5;
$custom-dark: #000000;
JSON
{
  "hex": "#28a9c3",
  "rgb": {
    "r": 40,
    "g": 169,
    "b": 195
  },
  "hsl": {
    "h": 190.065,
    "s": 65.957,
    "l": 46.078
  },
  "oklch": {
    "l": 0.67955,
    "c": 0.11134,
    "h": 215.2
  },
  "luminance": 0.32767
}

Semantic roles & 50–950 ramp

primary
#28A9C3
secondary
#CE8779
accent
#5B3FE9
background
#F8FCFD
surface
#EFF8FA
border
#CAD1D3
text
#0B1214
muted
#7C8183

Preview Lab

Preview with #28A9C3

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

Preview Lab → · Contrast checker → · Palette generator →

#28A9C3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva