#42BB81#42BB81

#42BB81 is a light, vivid teal. Relative luminance 0.383; OKLCH L 71.0% C 0.138 H 158.7°. Best body text is #000000 at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#42BB81
RGB	rgb(66, 187, 129)
HSL	hsl(151, 48%, 50%)
HSV	hsv(151, 65%, 73%)
CMYK	cmyk(64.7%, 0%, 31%, 26.7%)
CIE-LAB	lab(68.23, -47.12, 19.74)
CIE-LCH	lch(68.23, 51.09, 157.27°)
OKLab	oklab(70.97% -0.1284 0.05)
OKLCH	oklch(70.97% 0.138 158.7)
XYZ	xyz(23.9773, 38.2814, 26.8900)
Luminance	0.3828 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BB81 #BB427C

analogous

#42BB45 #42BB81 #42B8BB

triadic

#42BB81 #8142BB #BB8142

tetradic

#42BB81 #4542BB #BB427C #B8BB42

square

#42BB81 #4542BB #BB427C #B8BB42

split-complementary

#42BB81 #BB42B8 #BB4542

monochromatic

#226143 #328E62 #42BB81 #6ECC9F #9CDCBD

Accessibility & contrast

On white

2.43

#42BB81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.66

#42BB81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BB81

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BB81	#FFFFFF	#000000	##000000
##42BB81	1.00	2.43	8.66	8.66
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.66	21.00	1.00	1.00
##000000	8.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9AD7D

Deuteranopia (green-blind)

#A9A285

Tritanopia (blue-blind)

#00BAAC

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #42bb81;
/* rgb */ color: rgb(66, 187, 129);
/* oklch */ color: oklch(71.0% 0.138 158.7);

Tailwind

colors: {
  custom: {
    50: '#83d0a6',
    500: '#42bb81',
    950: '#000000',
  },
}

SCSS

$custom: #42bb81;
$custom-light: #83d0a6;
$custom-dark: #000000;

JSON

{
  "hex": "#42bb81",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 129
  },
  "hsl": {
    "h": 151.24,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.70973,
    "c": 0.13779,
    "h": 158.7
  },
  "luminance": 0.38284
}

Semantic roles & 50–950 ramp

primary

#42BB81

secondary

#C891AB

accent

#5091D7

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0C140F

muted

#7D827F

Preview Lab

Preview with #42BB81

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

Preview Lab → · Contrast checker → · Palette generator →