#42CC99#42CC99

#42CC99 is a light, vivid teal. Relative luminance 0.466; OKLCH L 75.8% C 0.140 H 164.3°. Best body text is #000000 at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#42CC99
RGB	rgb(66, 204, 153)
HSL	hsl(158, 58%, 53%)
HSV	hsv(158, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 25%, 20%)
CIE-LAB	lab(73.96, -48.90, 14.82)
CIE-LCH	lch(73.96, 51.09, 163.14°)
OKLab	oklab(75.83% -0.1346 0.0379)
OKLCH	oklch(75.83% 0.14 164.3)
XYZ	xyz(29.5863, 46.6406, 37.5741)
Luminance	0.4664 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC99 #CC4275

analogous

#42CC54 #42CC99 #42BACC

triadic

#42CC99 #9942CC #CC9942

tetradic

#42CC99 #5442CC #CC4275 #BACC42

square

#42CC99 #5442CC #CC4275 #BACC42

split-complementary

#42CC99 #CC42BA #CC5442

monochromatic

#1F7455 #2CA478 #42CC99 #72D9B3 #A2E6CD

Accessibility & contrast

On white

2.03

#42CC99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.33

#42CC99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC99

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC99	#FFFFFF	#000000	##000000
##42CC99	1.00	2.03	10.33	10.33
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.33	21.00	1.00	1.00
##000000	10.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8BE96

Deuteranopia (green-blind)

#B6B09C

Tritanopia (blue-blind)

#00CCBE

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #42cc99;
/* rgb */ color: rgb(66, 204, 153);
/* oklch */ color: oklch(75.8% 0.140 164.3);

Tailwind

colors: {
  custom: {
    50: '#87dcb7',
    500: '#42cc99',
    950: '#000000',
  },
}

SCSS

$custom: #42cc99;
$custom-light: #87dcb7;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc99",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 153
  },
  "hsl": {
    "h": 157.826,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75834,
    "c": 0.13985,
    "h": 164.3
  },
  "luminance": 0.46644
}

Semantic roles & 50–950 ramp

primary

#42CC99

secondary

#D397AD

accent

#4780E1

background

#F8FDFB

surface

#F0FBF6

border

#CBD4D0

text

#0D1511

muted

#7D8380

Preview Lab

Preview with #42CC99

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

Preview Lab → · Contrast checker → · Palette generator →