#28A8D1#28A8D1

#28A8D1 is a light, vivid cyan. Relative luminance 0.331; OKLCH L 68.3% C 0.120 H 225.2°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX#28A8D1
RGBrgb(40, 168, 209)
HSLhsl(195, 68%, 49%)
HSVhsv(195, 81%, 82%)
CMYKcmyk(80.9%, 19.6%, 0%, 18%)
CIE-LABlab(64.21, -19.56, -30.37)
CIE-LCHlch(64.21, 36.13, 237.21°)
OKLaboklab(68.32% -0.0847 -0.0853)
OKLCHoklch(68.32% 0.12 225.2)
XYZxyz(26.3815, 33.0565, 65.2993)
Luminance0.3306 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28A8D1 #D15128
analogous
#28D1A6 #28A8D1 #2854D1
triadic
#28A8D1 #D128A8 #A8D128
tetradic
#28A8D1 #A628D1 #D15128 #54D128
square
#28A8D1 #A628D1 #D15128 #54D128
split-complementary
#28A8D1 #D12854 #D1A628
monochromatic
#14556A #1E7F9E #28A8D1 #57BEDF #8BD2E9

Accessibility & contrast

On white

2.76
#28A8D1 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.61
#28A8D1 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28A8D1
7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28A8D1#FFFFFF#000000##000000
##28A8D11.002.767.617.61
#FFFFFF2.761.0021.0021.00
#0000007.6121.001.001.00
##0000007.6121.001.001.00

Color blindness preview

Protanopia (red-blind)
#91A4D3
Deuteranopia (green-blind)
#7B95D1
Tritanopia (blue-blind)
#00B4B5
Achromatopsia (no color)
#9C9C9C

Design tokens & code

CSS
--color: #28a8d1;
/* rgb */ color: rgb(40, 168, 209);
/* oklch */ color: oklch(68.3% 0.120 225.2);
Tailwind
colors: {
  custom: {
    50: '#7ec2df',
    500: '#28a8d1',
    950: '#000000',
  },
}
SCSS
$custom: #28a8d1;
$custom-light: #7ec2df;
$custom-dark: #000000;
JSON
{
  "hex": "#28a8d1",
  "rgb": {
    "r": 40,
    "g": 168,
    "b": 209
  },
  "hsl": {
    "h": 194.556,
    "s": 67.871,
    "l": 48.824
  },
  "oklch": {
    "l": 0.68324,
    "c": 0.12019,
    "h": 225.2
  },
  "luminance": 0.3306
}

Semantic roles & 50–950 ramp

primary
#28A8D1
secondary
#D39682
accent
#673DEB
background
#F8FBFD
surface
#F0F7FB
border
#CBD0D4
text
#0C1215
muted
#7D8183

Preview Lab

Preview with #28A8D1

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

Preview Lab → · Contrast checker → · Palette generator →

#28A8D1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva