#21BAB3#21BAB3

#21BAB3 is a light, moderate teal. Relative luminance 0.387; OKLCH L 71.4% C 0.118 H 189.9°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#21BAB3
RGB	rgb(33, 186, 179)
HSL	hsl(177, 70%, 43%)
HSV	hsv(177, 82%, 73%)
CMYK	cmyk(82.3%, 0%, 3.8%, 27.1%)
CIE-LAB	lab(68.53, -38.45, -7.23)
CIE-LCH	lch(68.53, 39.12, 190.66°)
OKLab	oklab(71.45% -0.1162 -0.0203)
OKLCH	oklch(71.45% 0.118 189.9)
XYZ	xyz(26.3189, 38.6925, 48.7203)
Luminance	0.3870 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BAB3 #BA2128

analogous

#21BA66 #21BAB3 #2174BA

triadic

#21BAB3 #B321BA #BAB321

tetradic

#21BAB3 #6621BA #BA2128 #74BA21

square

#21BAB3 #6621BA #BA2128 #74BA21

split-complementary

#21BAB3 #BA2174 #BA6621

monochromatic

#0F524F #188681 #21BAB3 #3CDCD5 #70E6E0

Accessibility & contrast

On white

2.40

#21BAB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#21BAB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BAB3

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BAB3	#FFFFFF	#000000	##000000
##21BAB3	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFB0B3

Deuteranopia (green-blind)

#9AA1B4

Tritanopia (blue-blind)

#00BFB8

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #21bab3;
/* rgb */ color: rgb(33, 186, 179);
/* oklch */ color: oklch(71.4% 0.118 189.9);

Tailwind

colors: {
  custom: {
    50: '#7bcfc9',
    500: '#21bab3',
    950: '#000000',
  },
}

SCSS

$custom: #21bab3;
$custom-light: #7bcfc9;
$custom-dark: #000000;

JSON

{
  "hex": "#21bab3",
  "rgb": {
    "r": 33,
    "g": 186,
    "b": 179
  },
  "hsl": {
    "h": 177.255,
    "s": 69.863,
    "l": 42.941
  },
  "oklch": {
    "l": 0.71447,
    "c": 0.11795,
    "h": 189.9
  },
  "luminance": 0.38696
}

Semantic roles & 50–950 ramp

primary

#21BAB3

secondary

#CC6B6F

accent

#3B43ED

background

#F8FCFC

surface

#EFF9F8

border

#CAD2D1

text

#0B1413

muted

#7C8282

Preview Lab

Preview with #21BAB3

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

Preview Lab → · Contrast checker → · Palette generator →