#28ACD0#28ACD0

#28ACD0 is a light, moderate cyan. Relative luminance 0.345; OKLCH L 69.2% C 0.119 H 221.5°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#28ACD0
RGB	rgb(40, 172, 208)
HSL	hsl(193, 68%, 49%)
HSV	hsv(193, 81%, 82%)
CMYK	cmyk(80.8%, 17.3%, 0%, 18.4%)
CIE-LAB	lab(65.36, -21.99, -28.03)
CIE-LCH	lch(65.36, 35.63, 231.90°)
OKLab	oklab(69.24% -0.0888 -0.0786)
OKLCH	oklch(69.24% 0.119 221.5)
XYZ	xyz(27.0080, 34.5068, 64.8993)
Luminance	0.3451 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28ACD0 #D04C28

analogous

#28D0A0 #28ACD0 #2858D0

triadic

#28ACD0 #D028AC #ACD028

tetradic

#28ACD0 #A028D0 #D04C28 #58D028

square

#28ACD0 #A028D0 #D04C28 #58D028

split-complementary

#28ACD0 #D02858 #D0A028

monochromatic

#145769 #1E829D #28ACD0 #57C1DF #8AD4E8

Accessibility & contrast

On white

2.66

#28ACD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#28ACD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28ACD0

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28ACD0	#FFFFFF	#000000	##000000
##28ACD0	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A8D2

Deuteranopia (green-blind)

#8198D0

Tritanopia (blue-blind)

#00B7B8

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #28acd0;
/* rgb */ color: rgb(40, 172, 208);
/* oklch */ color: oklch(69.2% 0.119 221.5);

Tailwind

colors: {
  custom: {
    50: '#7fc5de',
    500: '#28acd0',
    950: '#000000',
  },
}

SCSS

$custom: #28acd0;
$custom-light: #7fc5de;
$custom-dark: #000000;

JSON

{
  "hex": "#28acd0",
  "rgb": {
    "r": 40,
    "g": 172,
    "b": 208
  },
  "hsl": {
    "h": 192.857,
    "s": 67.742,
    "l": 48.627
  },
  "oklch": {
    "l": 0.69239,
    "c": 0.11854,
    "h": 221.5
  },
  "luminance": 0.3451
}

Semantic roles & 50–950 ramp

primary

#28ACD0

secondary

#D29382

accent

#623DEB

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #28ACD0

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

Preview Lab → · Contrast checker → · Palette generator →