#21B495#21B495

#21B495 is a light, vivid teal. Relative luminance 0.351; OKLCH L 69.0% C 0.125 H 173.8°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#21B495
RGB	rgb(33, 180, 149)
HSL	hsl(167, 69%, 42%)
HSV	hsv(167, 82%, 71%)
CMYK	cmyk(81.7%, 0%, 17.2%, 29.4%)
CIE-LAB	lab(65.85, -44.10, 5.40)
CIE-LCH	lch(65.85, 44.43, 173.02°)
OKLab	oklab(68.99% -0.1244 0.0136)
OKLCH	oklch(68.99% 0.125 173.8)
XYZ	xyz(22.3704, 35.1330, 34.0303)
Luminance	0.3514 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B495 #B42140

analogous

#21B44C #21B495 #218AB4

triadic

#21B495 #9521B4 #B49521

tetradic

#21B495 #4C21B4 #B42140 #8AB421

square

#21B495 #4C21B4 #B42140 #8AB421

split-complementary

#21B495 #B4218A #B44C21

monochromatic

#0E4D3F #18806A #21B495 #38DAB8 #6BE4CB

Accessibility & contrast

On white

2.62

#21B495 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#21B495 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B495

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B495	#FFFFFF	#000000	##000000
##21B495	1.00	2.62	8.03	8.03
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA894

Deuteranopia (green-blind)

#9B9A97

Tritanopia (blue-blind)

#00B6AB

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #21b495;
/* rgb */ color: rgb(33, 180, 149);
/* oklch */ color: oklch(69.0% 0.125 173.8);

Tailwind

colors: {
  custom: {
    50: '#78cbb4',
    500: '#21b495',
    950: '#000000',
  },
}

SCSS

$custom: #21b495;
$custom-light: #78cbb4;
$custom-dark: #000000;

JSON

{
  "hex": "#21b495",
  "rgb": {
    "r": 33,
    "g": 180,
    "b": 149
  },
  "hsl": {
    "h": 167.347,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.6899,
    "c": 0.1251,
    "h": 173.8
  },
  "luminance": 0.35136
}

Semantic roles & 50–950 ramp

primary

#21B495

secondary

#CA677C

accent

#3C61EC

background

#F8FCFB

surface

#EFF9F6

border

#CAD2D0

text

#0B1311

muted

#7C8280

Preview Lab

Preview with #21B495

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

Preview Lab → · Contrast checker → · Palette generator →