#42C590#42C590

#42C590 is a light, vivid teal. Relative luminance 0.431; OKLCH L 73.9% C 0.138 H 162.4°. Best body text is #000000 at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#42C590
RGB	rgb(66, 197, 144)
HSL	hsl(156, 53%, 52%)
HSV	hsv(156, 66%, 77%)
CMYK	cmyk(66.5%, 0%, 26.9%, 22.7%)
CIE-LAB	lab(71.62, -48.02, 16.38)
CIE-LCH	lch(71.62, 50.73, 161.17°)
OKLab	oklab(73.86% -0.1317 0.0418)
OKLCH	oklch(73.86% 0.138 162.4)
XYZ	xyz(27.2443, 43.1014, 33.2637)
Luminance	0.4310 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C590 #C54277

analogous

#42C54F #42C590 #42B9C5

triadic

#42C590 #9042C5 #C59042

tetradic

#42C590 #4F42C5 #C54277 #B9C542

square

#42C590 #4F42C5 #C54277 #B9C542

split-complementary

#42C590 #C542B9 #C54F42

monochromatic

#216C4D #2F9A6F #42C590 #71D3AC #A0E2C7

Accessibility & contrast

On white

2.18

#42C590 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.62

#42C590 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C590

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C590	#FFFFFF	#000000	##000000
##42C590	1.00	2.18	9.62	9.62
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.62	21.00	1.00	1.00
##000000	9.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2B78D

Deuteranopia (green-blind)

#B1AA93

Tritanopia (blue-blind)

#00C5B7

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #42c590;
/* rgb */ color: rgb(66, 197, 144);
/* oklch */ color: oklch(73.9% 0.138 162.4);

Tailwind

colors: {
  custom: {
    50: '#85d7b0',
    500: '#42c590',
    950: '#000000',
  },
}

SCSS

$custom: #42c590;
$custom-light: #85d7b0;
$custom-dark: #000000;

JSON

{
  "hex": "#42c590",
  "rgb": {
    "r": 66,
    "g": 197,
    "b": 144
  },
  "hsl": {
    "h": 155.725,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.73858,
    "c": 0.13816,
    "h": 162.4
  },
  "luminance": 0.43104
}

Semantic roles & 50–950 ramp

primary

#42C590

secondary

#CE95AC

accent

#4B86DC

background

#F8FDFA

surface

#F0FAF4

border

#CBD3CE

text

#0C1410

muted

#7D837F

Preview Lab

Preview with #42C590

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

Preview Lab → · Contrast checker → · Palette generator →