#28ADD0#28ADD0

#28ADD0 is a light, moderate cyan. Relative luminance 0.349; OKLCH L 69.5% C 0.118 H 220.7°. Best body text is #000000 at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#28ADD0
RGB	rgb(40, 173, 208)
HSL	hsl(193, 68%, 49%)
HSV	hsv(193, 81%, 82%)
CMYK	cmyk(80.8%, 16.8%, 0%, 18.4%)
CIE-LAB	lab(65.66, -22.50, -27.57)
CIE-LCH	lch(65.66, 35.59, 230.78°)
OKLab	oklab(69.48% -0.0897 -0.0772)
OKLCH	oklch(69.48% 0.118 220.7)
XYZ	xyz(27.1990, 34.8889, 64.9630)
Luminance	0.3489 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28ADD0 #D04B28

analogous

#28D09F #28ADD0 #2859D0

triadic

#28ADD0 #D028AD #ADD028

tetradic

#28ADD0 #9F28D0 #D04B28 #59D028

square

#28ADD0 #9F28D0 #D04B28 #59D028

split-complementary

#28ADD0 #D02859 #D09F28

monochromatic

#145869 #1E829D #28ADD0 #57C2DF #8AD5E8

Accessibility & contrast

On white

2.63

#28ADD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.98

#28ADD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28ADD0

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28ADD0	#FFFFFF	#000000	##000000
##28ADD0	1.00	2.63	7.98	7.98
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.98	21.00	1.00	1.00
##000000	7.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98A8D2

Deuteranopia (green-blind)

#8299D0

Tritanopia (blue-blind)

#00B8B8

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #28add0;
/* rgb */ color: rgb(40, 173, 208);
/* oklch */ color: oklch(69.5% 0.118 220.7);

Tailwind

colors: {
  custom: {
    50: '#7fc5de',
    500: '#28add0',
    950: '#000000',
  },
}

SCSS

$custom: #28add0;
$custom-light: #7fc5de;
$custom-dark: #000000;

JSON

{
  "hex": "#28add0",
  "rgb": {
    "r": 40,
    "g": 173,
    "b": 208
  },
  "hsl": {
    "h": 192.5,
    "s": 67.742,
    "l": 48.627
  },
  "oklch": {
    "l": 0.69479,
    "c": 0.11837,
    "h": 220.7
  },
  "luminance": 0.34892
}

Semantic roles & 50–950 ramp

primary

#28ADD0

secondary

#D29282

accent

#613DEB

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #28ADD0

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

Preview Lab → · Contrast checker → · Palette generator →