#28B0E2#28B0E2

#28B0E2 is a light, vivid cyan. Relative luminance 0.370; OKLCH L 71.0% C 0.131 H 229.0°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#28B0E2
RGB	rgb(40, 176, 226)
HSL	hsl(196, 76%, 52%)
HSV	hsv(196, 82%, 89%)
CMYK	cmyk(82.3%, 22.1%, 0%, 11.4%)
CIE-LAB	lab(67.27, -18.02, -35.00)
CIE-LCH	lch(67.27, 39.36, 242.75°)
OKLab	oklab(71.01% -0.0858 -0.0985)
OKLCH	oklch(71.01% 0.131 229)
XYZ	xyz(30.1222, 36.9889, 77.4887)
Luminance	0.3699 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B0E2 #E25A28

analogous

#28E2B7 #28B0E2 #2853E2

triadic

#28B0E2 #E228B0 #B0E228

tetradic

#28B0E2 #B728E2 #E25A28 #53E228

square

#28B0E2 #B728E2 #E25A28 #53E228

split-complementary

#28B0E2 #E22853 #E2B728

monochromatic

#11617F #188AB4 #28B0E2 #5EC4E9 #94D8F1

Accessibility & contrast

On white

2.50

#28B0E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#28B0E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B0E2

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B0E2	#FFFFFF	#000000	##000000
##28B0E2	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96ADE4

Deuteranopia (green-blind)

#7E9CE1

Tritanopia (blue-blind)

#00BEC1

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #28b0e2;
/* rgb */ color: rgb(40, 176, 226);
/* oklch */ color: oklch(71.0% 0.131 229.0);

Tailwind

colors: {
  custom: {
    50: '#82c7eb',
    500: '#28b0e2',
    950: '#000000',
  },
}

SCSS

$custom: #28b0e2;
$custom-light: #82c7eb;
$custom-dark: #000000;

JSON

{
  "hex": "#28b0e2",
  "rgb": {
    "r": 40,
    "g": 176,
    "b": 226
  },
  "hsl": {
    "h": 196.129,
    "s": 76.23,
    "l": 52.157
  },
  "oklch": {
    "l": 0.71005,
    "c": 0.13065,
    "h": 229
  },
  "luminance": 0.36993
}

Semantic roles & 50–950 ramp

primary

#28B0E2

secondary

#DCA08A

accent

#6835F3

background

#F8FCFE

surface

#F0F8FD

border

#CBD1D5

text

#0C1316

muted

#7D8284

Preview Lab

Preview with #28B0E2

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

Preview Lab → · Contrast checker → · Palette generator →