#42D5B1#42D5B1

#42D5B1 is a light, vivid teal. Relative luminance 0.519; OKLCH L 78.7% C 0.134 H 172.8°. Best body text is #000000 at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#42D5B1
RGB	rgb(66, 213, 177)
HSL	hsl(165, 64%, 55%)
HSV	hsv(165, 69%, 84%)
CMYK	cmyk(69%, 0%, 16.9%, 16.5%)
CIE-LAB	lab(77.23, -47.02, 6.63)
CIE-LCH	lch(77.23, 47.48, 171.97°)
OKLab	oklab(78.69% -0.1326 0.0168)
OKLCH	oklch(78.69% 0.134 172.8)
XYZ	xyz(33.9728, 51.9172, 49.8170)
Luminance	0.5192 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D5B1 #D54266

analogous

#42D568 #42D5B1 #42B0D5

triadic

#42D5B1 #B142D5 #D5B142

tetradic

#42D5B1 #6842D5 #D54266 #B0D542

square

#42D5B1 #6842D5 #D54266 #B0D542

split-complementary

#42D5B1 #D542B0 #D56842

monochromatic

#1C8068 #28B290 #42D5B1 #74E0C6 #A6EBDA

Accessibility & contrast

On white

1.84

#42D5B1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.38

#42D5B1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D5B1

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D5B1	#FFFFFF	#000000	##000000
##42D5B1	1.00	1.84	11.38	11.38
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.38	21.00	1.00	1.00
##000000	11.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEC7AF

Deuteranopia (green-blind)

#BAB9B4

Tritanopia (blue-blind)

#00D7CA

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d5b1;
/* rgb */ color: rgb(66, 213, 177);
/* oklch */ color: oklch(78.7% 0.134 172.8);

Tailwind

colors: {
  custom: {
    50: '#89e3c8',
    500: '#42d5b1',
    950: '#000000',
  },
}

SCSS

$custom: #42d5b1;
$custom-light: #89e3c8;
$custom-dark: #000000;

JSON

{
  "hex": "#42d5b1",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 177
  },
  "hsl": {
    "h": 165.306,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.78692,
    "c": 0.13364,
    "h": 172.8
  },
  "luminance": 0.51921
}

Semantic roles & 50–950 ramp

primary

#42D5B1

secondary

#873448

accent

#416AE7

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1513

muted

#7F8482

Preview Lab

Preview with #42D5B1

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

Preview Lab → · Contrast checker → · Palette generator →