#42C989#42C989

#42C989 is a light, vivid teal. Relative luminance 0.447; OKLCH L 74.7% C 0.149 H 158.5°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#42C989
RGB	rgb(66, 201, 137)
HSL	hsl(152, 56%, 52%)
HSV	hsv(152, 67%, 79%)
CMYK	cmyk(67.2%, 0%, 31.8%, 21.2%)
CIE-LAB	lab(72.72, -51.12, 21.62)
CIE-LCH	lch(72.72, 55.50, 157.08°)
OKLab	oklab(74.71% -0.139 0.0547)
OKLCH	oklch(74.71% 0.149 158.5)
XYZ	xyz(27.6461, 44.7347, 30.8397)
Luminance	0.4474 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C989 #C94282

analogous

#42C946 #42C989 #42C5C9

triadic

#42C989 #8942C9 #C98942

tetradic

#42C989 #4642C9 #C94282 #C5C942

square

#42C989 #4642C9 #C94282 #C5C942

split-complementary

#42C989 #C942C5 #C94642

monochromatic

#20704A #2EA06A #42C989 #72D7A7 #A1E4C4

Accessibility & contrast

On white

2.11

#42C989 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#42C989 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C989

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C989	#FFFFFF	#000000	##000000
##42C989	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7BA85

Deuteranopia (green-blind)

#B6AD8D

Tritanopia (blue-blind)

#00C8B8

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42c989;
/* rgb */ color: rgb(66, 201, 137);
/* oklch */ color: oklch(74.7% 0.149 158.5);

Tailwind

colors: {
  custom: {
    50: '#86daab',
    500: '#42c989',
    950: '#000000',
  },
}

SCSS

$custom: #42c989;
$custom-light: #86daab;
$custom-dark: #000000;

JSON

{
  "hex": "#42c989",
  "rgb": {
    "r": 66,
    "g": 201,
    "b": 137
  },
  "hsl": {
    "h": 151.556,
    "s": 55.556,
    "l": 52.353
  },
  "oklch": {
    "l": 0.74709,
    "c": 0.14941,
    "h": 158.5
  },
  "luminance": 0.44738
}

Semantic roles & 50–950 ramp

primary

#42C989

secondary

#D196B2

accent

#4990DF

background

#F8FDFA

surface

#F0FBF4

border

#CBD4CE

text

#0C1510

muted

#7D837F

Preview Lab

Preview with #42C989

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

Preview Lab → · Contrast checker → · Palette generator →