#21BCA5#21BCA5

#21BCA5 is a light, vivid teal. Relative luminance 0.390; OKLCH L 71.5% C 0.125 H 179.4°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#21BCA5
RGB	rgb(33, 188, 165)
HSL	hsl(171, 70%, 43%)
HSV	hsv(171, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 12.2%, 26.3%)
CIE-LAB	lab(68.75, -43.26, 0.79)
CIE-LCH	lch(68.75, 43.27, 178.95°)
OKLab	oklab(71.5% -0.1246 0.0014)
OKLCH	oklch(71.5% 0.125 179.4)
XYZ	xyz(25.3985, 39.0032, 41.7798)
Luminance	0.3901 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BCA5 #BC2138

analogous

#21BC57 #21BCA5 #2185BC

triadic

#21BCA5 #A521BC #BCA521

tetradic

#21BCA5 #5721BC #BC2138 #85BC21

square

#21BCA5 #5721BC #BC2138 #85BC21

split-complementary

#21BCA5 #BC2185 #BC5721

monochromatic

#0F544A #188877 #21BCA5 #3DDDC5 #71E6D5

Accessibility & contrast

On white

2.39

#21BCA5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#21BCA5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BCA5

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BCA5	#FFFFFF	#000000	##000000
##21BCA5	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)

#B4B0A4

Deuteranopia (green-blind)

#A0A2A7

Tritanopia (blue-blind)

#00BFB5

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #21bca5;
/* rgb */ color: rgb(33, 188, 165);
/* oklch */ color: oklch(71.5% 0.125 179.4);

Tailwind

colors: {
  custom: {
    50: '#7ad1bf',
    500: '#21bca5',
    950: '#000000',
  },
}

SCSS

$custom: #21bca5;
$custom-light: #7ad1bf;
$custom-dark: #000000;

JSON

{
  "hex": "#21bca5",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 165
  },
  "hsl": {
    "h": 171.097,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71502,
    "c": 0.12457,
    "h": 179.4
  },
  "luminance": 0.39006
}

Semantic roles & 50–950 ramp

primary

#21BCA5

secondary

#CD6C7A

accent

#3B55ED

background

#F8FCFB

surface

#EFF9F7

border

#CAD2D0

text

#0B1412

muted

#7C8281

Preview Lab

Preview with #21BCA5

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

Preview Lab → · Contrast checker → · Palette generator →