#21B0CA#21B0CA

#21B0CA is a light, moderate teal. Relative luminance 0.356; OKLCH L 69.8% C 0.117 H 214.0°. Best body text is #000000 at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#21B0CA
RGB	rgb(33, 176, 202)
HSL	hsl(189, 72%, 46%)
HSV	hsv(189, 84%, 79%)
CMYK	cmyk(83.7%, 12.9%, 0%, 20.8%)
CIE-LAB	lab(66.24, -26.58, -23.38)
CIE-LCH	lch(66.24, 35.40, 221.34°)
OKLab	oklab(69.84% -0.0969 -0.0653)
OKLCH	oklch(69.84% 0.117 214)
XYZ	xyz(26.8086, 35.6348, 61.3309)
Luminance	0.3564 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B0CA #CA3B21

analogous

#21CA8F #21B0CA #215BCA

triadic

#21B0CA #CA21B0 #B0CA21

tetradic

#21B0CA #8F21CA #CA3B21 #5BCA21

square

#21B0CA #8F21CA #CA3B21 #5BCA21

split-complementary

#21B0CA #CA215B #CA8F21

monochromatic

#105461 #188295 #21B0CA #47C9E1 #7CD9EA

Accessibility & contrast

On white

2.58

#21B0CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.13

#21B0CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B0CA

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B0CA	#FFFFFF	#000000	##000000
##21B0CA	1.00	2.58	8.13	8.13
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.13	21.00	1.00	1.00
##000000	8.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DAACB

Deuteranopia (green-blind)

#889ACA

Tritanopia (blue-blind)

#00BAB8

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #21b0ca;
/* rgb */ color: rgb(33, 176, 202);
/* oklch */ color: oklch(69.8% 0.117 214.0);

Tailwind

colors: {
  custom: {
    50: '#7dc8da',
    500: '#21b0ca',
    950: '#000000',
  },
}

SCSS

$custom: #21b0ca;
$custom-light: #7dc8da;
$custom-dark: #000000;

JSON

{
  "hex": "#21b0ca",
  "rgb": {
    "r": 33,
    "g": 176,
    "b": 202
  },
  "hsl": {
    "h": 189.231,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.69842,
    "c": 0.11682,
    "h": 214
  },
  "luminance": 0.35638
}

Semantic roles & 50–950 ramp

primary

#21B0CA

secondary

#D28375

accent

#5539EF

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #21B0CA

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

Preview Lab → · Contrast checker → · Palette generator →