#42D8D5#42D8D5

#42D8D5 is a light, vivid teal. Relative luminance 0.551; OKLCH L 80.5% C 0.123 H 193.0°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#42D8D5
RGB	rgb(66, 216, 213)
HSL	hsl(179, 66%, 55%)
HSV	hsv(179, 69%, 85%)
CMYK	cmyk(69.4%, 0%, 1.4%, 15.3%)
CIE-LAB	lab(79.08, -38.90, -9.92)
CIE-LCH	lch(79.08, 40.15, 194.31°)
OKLab	oklab(80.52% -0.1195 -0.0276)
OKLCH	oklch(80.52% 0.123 193)
XYZ	xyz(38.8074, 55.0695, 71.5221)
Luminance	0.5507 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D8D5 #D84245

analogous

#42D88A #42D8D5 #4290D8

triadic

#42D8D5 #D542D8 #D8D542

tetradic

#42D8D5 #8A42D8 #D84245 #90D842

square

#42D8D5 #8A42D8 #D84245 #90D842

split-complementary

#42D8D5 #D84290 #D88A42

monochromatic

#1B8482 #26B7B4 #42D8D5 #75E2E0 #A7EDEC

Accessibility & contrast

On white

1.75

#42D8D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.01

#42D8D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D8D5

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D8D5	#FFFFFF	#000000	##000000
##42D8D5	1.00	1.75	12.01	12.01
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.01	21.00	1.00	1.00
##000000	12.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBCDD5

Deuteranopia (green-blind)

#B5BDD6

Tritanopia (blue-blind)

#00DED7

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #42d8d5;
/* rgb */ color: rgb(66, 216, 213);
/* oklch */ color: oklch(80.5% 0.123 193.0);

Tailwind

colors: {
  custom: {
    50: '#8ce4e1',
    500: '#42d8d5',
    950: '#000000',
  },
}

SCSS

$custom: #42d8d5;
$custom-light: #8ce4e1;
$custom-dark: #000000;

JSON

{
  "hex": "#42d8d5",
  "rgb": {
    "r": 66,
    "g": 216,
    "b": 213
  },
  "hsl": {
    "h": 178.8,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.80516,
    "c": 0.12264,
    "h": 193
  },
  "luminance": 0.55074
}

Semantic roles & 50–950 ramp

primary

#42D8D5

secondary

#8B3335

accent

#3F42E9

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #42D8D5

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

Preview Lab → · Contrast checker → · Palette generator →