#28BDE2#28BDE2

#28BDE2 is a light, vivid cyan. Relative luminance 0.423; OKLCH L 74.1% C 0.127 H 219.9°. Best body text is #000000 at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#28BDE2
RGB	rgb(40, 189, 226)
HSL	hsl(192, 76%, 52%)
HSV	hsv(192, 82%, 89%)
CMYK	cmyk(82.3%, 16.4%, 0%, 11.4%)
CIE-LAB	lab(71.10, -24.74, -29.07)
CIE-LCH	lch(71.10, 38.17, 229.60°)
OKLab	oklab(74.08% -0.0975 -0.0814)
OKLCH	oklch(74.08% 0.127 219.9)
XYZ	xyz(32.7943, 42.3331, 78.3794)
Luminance	0.4234 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28BDE2 #E24D28

analogous

#28E2AA #28BDE2 #2860E2

triadic

#28BDE2 #E228BD #BDE228

tetradic

#28BDE2 #AA28E2 #E24D28 #60E228

square

#28BDE2 #AA28E2 #E24D28 #60E228

split-complementary

#28BDE2 #E22860 #E2AA28

monochromatic

#11697F #1895B4 #28BDE2 #5ECEE9 #94DEF1

Accessibility & contrast

On white

2.22

#28BDE2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.47

#28BDE2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28BDE2

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28BDE2	#FFFFFF	#000000	##000000
##28BDE2	1.00	2.22	9.47	9.47
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.47	21.00	1.00	1.00
##000000	9.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B8E4

Deuteranopia (green-blind)

#8EA7E2

Tritanopia (blue-blind)

#00C9C9

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #28bde2;
/* rgb */ color: rgb(40, 189, 226);
/* oklch */ color: oklch(74.1% 0.127 219.9);

Tailwind

colors: {
  custom: {
    50: '#83d1eb',
    500: '#28bde2',
    950: '#000000',
  },
}

SCSS

$custom: #28bde2;
$custom-light: #83d1eb;
$custom-dark: #000000;

JSON

{
  "hex": "#28bde2",
  "rgb": {
    "r": 40,
    "g": 189,
    "b": 226
  },
  "hsl": {
    "h": 191.935,
    "s": 76.23,
    "l": 52.157
  },
  "oklch": {
    "l": 0.74079,
    "c": 0.12706,
    "h": 219.9
  },
  "luminance": 0.42337
}

Semantic roles & 50–950 ramp

primary

#28BDE2

secondary

#DC9A8A

accent

#5B35F3

background

#F9FCFE

surface

#F1F9FD

border

#CBD2D5

text

#0D1416

muted

#7E8284

Preview Lab

Preview with #28BDE2

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

Preview Lab → · Contrast checker → · Palette generator →