#21918F#21918F

#21918F is a mid, moderate teal. Relative luminance 0.226; OKLCH L 59.8% C 0.095 H 193.1°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#21918F
RGB	rgb(33, 145, 143)
HSL	hsl(179, 63%, 35%)
HSV	hsv(179, 77%, 57%)
CMYK	cmyk(77.2%, 0%, 1.4%, 43.1%)
CIE-LAB	lab(54.61, -29.97, -7.68)
CIE-LCH	lch(54.61, 30.94, 194.37°)
OKLab	oklab(59.75% -0.0921 -0.0214)
OKLCH	oklch(59.75% 0.095 193.1)
XYZ	xyz(15.7082, 22.5554, 29.5070)
Luminance	0.2256 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21918F #912123

analogous

#219157 #21918F #215B91

triadic

#21918F #8F2191 #918F21

tetradic

#21918F #572191 #912123 #5B9121

square

#21918F #572191 #912123 #5B9121

split-complementary

#21918F #91215B #915721

monochromatic

#0A2D2D #165F5E #21918F #2CC3C0 #54D8D6

Accessibility & contrast

On white

3.81

#21918F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#21918F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21918F

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21918F	#FFFFFF	#000000	##000000
##21918F	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87898F

Deuteranopia (green-blind)

#787E90

Tritanopia (blue-blind)

#009690

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #21918f;
/* rgb */ color: rgb(33, 145, 143);
/* oklch */ color: oklch(59.8% 0.095 193.1);

Tailwind

colors: {
  custom: {
    50: '#71b2af',
    500: '#21918f',
    950: '#000000',
  },
}

SCSS

$custom: #21918f;
$custom-light: #71b2af;
$custom-dark: #000000;

JSON

{
  "hex": "#21918f",
  "rgb": {
    "r": 33,
    "g": 145,
    "b": 143
  },
  "hsl": {
    "h": 178.929,
    "s": 62.921,
    "l": 34.902
  },
  "oklch": {
    "l": 0.59754,
    "c": 0.09458,
    "h": 193.1
  },
  "luminance": 0.22557
}

Semantic roles & 50–950 ramp

primary

#21918F

secondary

#BC5254

accent

#4245E6

background

#F7FBFA

surface

#EDF6F4

border

#C8D0CE

text

#091110

muted

#7B807F

Preview Lab

Preview with #21918F

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

Preview Lab → · Contrast checker → · Palette generator →