#21BCA8#21BCA8

#21BCA8 is a light, vivid teal. Relative luminance 0.391; OKLCH L 71.6% C 0.123 H 181.3°. Best body text is #000000 at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#21BCA8
RGB	rgb(33, 188, 168)
HSL	hsl(172, 70%, 43%)
HSV	hsv(172, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 10.6%, 26.3%)
CIE-LAB	lab(68.83, -42.45, -0.74)
CIE-LCH	lch(68.83, 42.45, 180.99°)
OKLab	oklab(71.59% -0.1232 -0.0027)
OKLCH	oklch(71.59% 0.123 181.3)
XYZ	xyz(25.6747, 39.1137, 43.2347)
Luminance	0.3912 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BCA8 #BC2135

analogous

#21BC5A #21BCA8 #2182BC

triadic

#21BCA8 #A821BC #BCA821

tetradic

#21BCA8 #5A21BC #BC2135 #82BC21

square

#21BCA8 #5A21BC #BC2135 #82BC21

split-complementary

#21BCA8 #BC2182 #BC5A21

monochromatic

#0F544B #188879 #21BCA8 #3DDDC8 #71E6D7

Accessibility & contrast

On white

2.38

#21BCA8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.82

#21BCA8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BCA8

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BCA8	#FFFFFF	#000000	##000000
##21BCA8	1.00	2.38	8.82	8.82
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.82	21.00	1.00	1.00
##000000	8.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3B0A7

Deuteranopia (green-blind)

#A0A2AA

Tritanopia (blue-blind)

#00C0B6

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #21bca8;
/* rgb */ color: rgb(33, 188, 168);
/* oklch */ color: oklch(71.6% 0.123 181.3);

Tailwind

colors: {
  custom: {
    50: '#7bd1c1',
    500: '#21bca8',
    950: '#000000',
  },
}

SCSS

$custom: #21bca8;
$custom-light: #7bd1c1;
$custom-dark: #000000;

JSON

{
  "hex": "#21bca8",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 168
  },
  "hsl": {
    "h": 172.258,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71593,
    "c": 0.12319,
    "h": 181.3
  },
  "luminance": 0.39117
}

Semantic roles & 50–950 ramp

primary

#21BCA8

secondary

#CD6C78

accent

#3B52ED

background

#F8FCFB

surface

#EFF9F7

border

#CAD2D0

text

#0B1412

muted

#7C8281

Preview Lab

Preview with #21BCA8

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

Preview Lab → · Contrast checker → · Palette generator →