#28A1D1#28A1D1

#28A1D1 is a light, vivid cyan. Relative luminance 0.305; OKLCH L 66.7% C 0.123 H 230.4°. Best body text is #000000 at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#28A1D1
RGB	rgb(40, 161, 209)
HSL	hsl(197, 68%, 49%)
HSV	hsv(197, 81%, 82%)
CMYK	cmyk(80.9%, 23%, 0%, 18%)
CIE-LAB	lab(62.12, -15.83, -33.61)
CIE-LCH	lch(62.12, 37.15, 244.78°)
OKLab	oklab(66.65% -0.0782 -0.0947)
OKLCH	oklch(66.65% 0.123 230.4)
XYZ	xyz(25.1238, 30.5412, 64.8801)
Luminance	0.3054 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28A1D1 #D15828

analogous

#28D1AD #28A1D1 #284DD1

triadic

#28A1D1 #D128A1 #A1D128

tetradic

#28A1D1 #AD28D1 #D15828 #4DD128

square

#28A1D1 #AD28D1 #D15828 #4DD128

split-complementary

#28A1D1 #D1284D #D1AD28

monochromatic

#14526A #1E799E #28A1D1 #57B8DF #8BCEE9

Accessibility & contrast

On white

2.95

#28A1D1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.11

#28A1D1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28A1D1

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28A1D1	#FFFFFF	#000000	##000000
##28A1D1	1.00	2.95	7.11	7.11
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.11	21.00	1.00	1.00
##000000	7.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#889FD3

Deuteranopia (green-blind)

#728FD0

Tritanopia (blue-blind)

#00AEB1

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #28a1d1;
/* rgb */ color: rgb(40, 161, 209);
/* oklch */ color: oklch(66.7% 0.123 230.4);

Tailwind

colors: {
  custom: {
    50: '#7ebcdf',
    500: '#28a1d1',
    950: '#000000',
  },
}

SCSS

$custom: #28a1d1;
$custom-light: #7ebcdf;
$custom-dark: #000000;

JSON

{
  "hex": "#28a1d1",
  "rgb": {
    "r": 40,
    "g": 161,
    "b": 209
  },
  "hsl": {
    "h": 197.041,
    "s": 67.871,
    "l": 48.824
  },
  "oklch": {
    "l": 0.66652,
    "c": 0.12282,
    "h": 230.4
  },
  "luminance": 0.30544
}

Semantic roles & 50–950 ramp

primary

#28A1D1

secondary

#D39982

accent

#6E3DEB

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #28A1D1

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

Preview Lab → · Contrast checker → · Palette generator →