#33B181#33B181

#33B181 is a light, vivid teal. Relative luminance 0.337; OKLCH L 68.0% C 0.131 H 163.1°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#33B181
RGB	rgb(51, 177, 129)
HSL	hsl(157, 55%, 45%)
HSV	hsv(157, 71%, 69%)
CMYK	cmyk(71.2%, 0%, 27.1%, 30.6%)
CIE-LAB	lab(64.75, -45.55, 14.88)
CIE-LCH	lch(64.75, 47.92, 161.91°)
OKLab	oklab(68.02% -0.1249 0.0379)
OKLCH	oklch(68.02% 0.131 163.1)
XYZ	xyz(21.0476, 33.7307, 26.1660)
Luminance	0.3373 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33B181 #B13363

analogous

#33B142 #33B181 #33A2B1

triadic

#33B181 #8133B1 #B18133

tetradic

#33B181 #4233B1 #B13363 #A2B133

square

#33B181 #4233B1 #B13363 #A2B133

split-complementary

#33B181 #B133A2 #B14233

monochromatic

#18523C #25815E #33B181 #54CE9F #83DBBA

Accessibility & contrast

On white

2.71

#33B181 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#33B181 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #33B181

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33B181	#FFFFFF	#000000	##000000
##33B181	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA47E

Deuteranopia (green-blind)

#9E9884

Tritanopia (blue-blind)

#00B1A4

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #33b181;
/* rgb */ color: rgb(51, 177, 129);
/* oklch */ color: oklch(68.0% 0.131 163.1);

Tailwind

colors: {
  custom: {
    50: '#7cc9a5',
    500: '#33b181',
    950: '#000000',
  },
}

SCSS

$custom: #33b181;
$custom-light: #7cc9a5;
$custom-dark: #000000;

JSON

{
  "hex": "#33b181",
  "rgb": {
    "r": 51,
    "g": 177,
    "b": 129
  },
  "hsl": {
    "h": 157.143,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.68018,
    "c": 0.13055,
    "h": 163.1
  },
  "luminance": 0.33733
}

Semantic roles & 50–950 ramp

primary

#33B181

secondary

#C57B97

accent

#4982DF

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #33B181

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

Preview Lab → · Contrast checker → · Palette generator →