#28ACE2#28ACE2

#28ACE2 is a light, vivid cyan. Relative luminance 0.354; OKLCH L 70.1% C 0.132 H 231.6°. Best body text is #000000 at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#28ACE2
RGB	rgb(40, 172, 226)
HSL	hsl(197, 76%, 52%)
HSV	hsv(197, 82%, 89%)
CMYK	cmyk(82.3%, 23.9%, 0%, 11.4%)
CIE-LAB	lab(66.09, -15.89, -36.83)
CIE-LCH	lch(66.09, 40.11, 246.66°)
OKLab	oklab(70.06% -0.0822 -0.1038)
OKLCH	oklch(70.06% 0.132 231.6)
XYZ	xyz(29.3494, 35.4434, 77.2312)
Luminance	0.3545 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28ACE2 #E25E28

analogous

#28E2BB #28ACE2 #284FE2

triadic

#28ACE2 #E228AC #ACE228

tetradic

#28ACE2 #BB28E2 #E25E28 #4FE228

square

#28ACE2 #BB28E2 #E25E28 #4FE228

split-complementary

#28ACE2 #E2284F #E2BB28

monochromatic

#115F7F #1887B4 #28ACE2 #5EC1E9 #94D6F1

Accessibility & contrast

On white

2.60

#28ACE2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.09

#28ACE2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28ACE2

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28ACE2	#FFFFFF	#000000	##000000
##28ACE2	1.00	2.60	8.09	8.09
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.09	21.00	1.00	1.00
##000000	8.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91AAE5

Deuteranopia (green-blind)

#7899E1

Tritanopia (blue-blind)

#00BBBE

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #28ace2;
/* rgb */ color: rgb(40, 172, 226);
/* oklch */ color: oklch(70.1% 0.132 231.6);

Tailwind

colors: {
  custom: {
    50: '#81c4eb',
    500: '#28ace2',
    950: '#000000',
  },
}

SCSS

$custom: #28ace2;
$custom-light: #81c4eb;
$custom-dark: #000000;

JSON

{
  "hex": "#28ace2",
  "rgb": {
    "r": 40,
    "g": 172,
    "b": 226
  },
  "hsl": {
    "h": 197.419,
    "s": 76.23,
    "l": 52.157
  },
  "oklch": {
    "l": 0.70064,
    "c": 0.13247,
    "h": 231.6
  },
  "luminance": 0.35447
}

Semantic roles & 50–950 ramp

primary

#28ACE2

secondary

#DCA28A

accent

#6C35F3

background

#F8FCFE

surface

#F0F8FD

border

#CBD1D5

text

#0C1216

muted

#7D8184

Preview Lab

Preview with #28ACE2

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

Preview Lab → · Contrast checker → · Palette generator →