#28B8CA#28B8CA

#28B8CA is a light, moderate teal. Relative luminance 0.390; OKLCH L 71.9% C 0.116 H 208.0°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#28B8CA
RGB	rgb(40, 184, 202)
HSL	hsl(187, 67%, 47%)
HSV	hsv(187, 80%, 79%)
CMYK	cmyk(80.2%, 8.9%, 0%, 20.8%)
CIE-LAB	lab(68.75, -29.95, -19.55)
CIE-LCH	lch(68.75, 35.77, 213.13°)
OKLab	oklab(71.89% -0.1024 -0.0544)
OKLCH	oklch(71.89% 0.116 208)
XYZ	xyz(28.6715, 38.9928, 61.8809)
Luminance	0.3900 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B8CA #CA3A28

analogous

#28CA8B #28B8CA #2867CA

triadic

#28B8CA #CA28B8 #B8CA28

tetradic

#28B8CA #8B28CA #CA3A28 #67CA28

square

#28B8CA #8B28CA #CA3A28 #67CA28

split-complementary

#28B8CA #CA2867 #CA8B28

monochromatic

#145B64 #1E8997 #28B8CA #52CDDD #85DCE7

Accessibility & contrast

On white

2.39

#28B8CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#28B8CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B8CA

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B8CA	#FFFFFF	#000000	##000000
##28B8CA	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7B1CB

Deuteranopia (green-blind)

#92A1CA

Tritanopia (blue-blind)

#00C1BD

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #28b8ca;
/* rgb */ color: rgb(40, 184, 202);
/* oklch */ color: oklch(71.9% 0.116 208.0);

Tailwind

colors: {
  custom: {
    50: '#7fcdda',
    500: '#28b8ca',
    950: '#000000',
  },
}

SCSS

$custom: #28b8ca;
$custom-light: #7fcdda;
$custom-dark: #000000;

JSON

{
  "hex": "#28b8ca",
  "rgb": {
    "r": 40,
    "g": 184,
    "b": 202
  },
  "hsl": {
    "h": 186.667,
    "s": 66.942,
    "l": 47.451
  },
  "oklch": {
    "l": 0.71894,
    "c": 0.11599,
    "h": 208
  },
  "luminance": 0.38996
}

Semantic roles & 50–950 ramp

primary

#28B8CA

secondary

#D0877E

accent

#513EEA

background

#F8FCFD

surface

#F0F9FA

border

#CBD2D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #28B8CA

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

Preview Lab → · Contrast checker → · Palette generator →