#42E5CB#42E5CB

#42E5CB is a very light, vivid teal. Relative luminance 0.615; OKLCH L 83.3% C 0.137 H 179.6°. Best body text is #000000 at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#42E5CB
RGB	rgb(66, 229, 203)
HSL	hsl(170, 76%, 58%)
HSV	hsv(170, 71%, 90%)
CMYK	cmyk(71.2%, 0%, 11.4%, 10.2%)
CIE-LAB	lab(82.65, -47.30, 0.65)
CIE-LCH	lch(82.65, 47.30, 179.21°)
OKLab	oklab(83.33% -0.1366 0.001)
OKLCH	oklch(83.33% 0.137 179.6)
XYZ	xyz(41.0403, 61.5038, 66.1968)
Luminance	0.6151 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E5CB #E5425C

analogous

#42E579 #42E5CB #42AEE5

triadic

#42E5CB #CB42E5 #E5CB42

tetradic

#42E5CB #7942E5 #E5425C #AEE542

square

#42E5CB #7942E5 #E5425C #AEE542

split-complementary

#42E5CB #E542AE #E57942

monochromatic

#159883 #1CCEB1 #42E5CB #78ECDA #AEF4E9

Accessibility & contrast

On white

1.58

#42E5CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.30

#42E5CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E5CB

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E5CB	#FFFFFF	#000000	##000000
##42E5CB	1.00	1.58	13.30	13.30
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.30	21.00	1.00	1.00
##000000	13.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBD7CA

Deuteranopia (green-blind)

#C5C7CD

Tritanopia (blue-blind)

#00E9DD

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #42e5cb;
/* rgb */ color: rgb(66, 229, 203);
/* oklch */ color: oklch(83.3% 0.137 179.6);

Tailwind

colors: {
  custom: {
    50: '#8deeda',
    500: '#42e5cb',
    950: '#000000',
  },
}

SCSS

$custom: #42e5cb;
$custom-light: #8deeda;
$custom-dark: #000000;

JSON

{
  "hex": "#42e5cb",
  "rgb": {
    "r": 66,
    "g": 229,
    "b": 203
  },
  "hsl": {
    "h": 170.429,
    "s": 75.814,
    "l": 57.843
  },
  "oklch": {
    "l": 0.83329,
    "c": 0.13656,
    "h": 179.6
  },
  "luminance": 0.61509
}

Semantic roles & 50–950 ramp

primary

#42E5CB

secondary

#9C3041

accent

#3554F2

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0E1614

muted

#7F8583

Preview Lab

Preview with #42E5CB

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

Preview Lab → · Contrast checker → · Palette generator →