#42C3D5#42C3D5

#42C3D5 is a light, moderate teal. Relative luminance 0.450; OKLCH L 75.5% C 0.112 H 208.4°. Best body text is #000000 at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#42C3D5
RGB	rgb(66, 195, 213)
HSL	hsl(187, 64%, 55%)
HSV	hsv(187, 69%, 84%)
CMYK	cmyk(69%, 8.5%, 0%, 16.5%)
CIE-LAB	lab(72.88, -29.00, -19.23)
CIE-LCH	lch(72.88, 34.80, 213.56°)
OKLab	oklab(75.5% -0.0988 -0.0534)
OKLCH	oklch(75.5% 0.112 208.4)
XYZ	xyz(33.7670, 44.9887, 69.8420)
Luminance	0.4499 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C3D5 #D55442

analogous

#42D59E #42C3D5 #427AD5

triadic

#42C3D5 #D542C3 #C3D542

tetradic

#42C3D5 #9E42D5 #D55442 #7AD542

square

#42C3D5 #9E42D5 #D55442 #7AD542

split-complementary

#42C3D5 #D5427A #D59E42

monochromatic

#1C7480 #28A1B2 #42C3D5 #74D3E0 #A6E3EB

Accessibility & contrast

On white

2.10

#42C3D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.00

#42C3D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C3D5

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C3D5	#FFFFFF	#000000	##000000
##42C3D5	1.00	2.10	10.00	10.00
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.00	21.00	1.00	1.00
##000000	10.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2BCD6

Deuteranopia (green-blind)

#9DACD5

Tritanopia (blue-blind)

#00CCC8

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42c3d5;
/* rgb */ color: rgb(66, 195, 213);
/* oklch */ color: oklch(75.5% 0.112 208.4);

Tailwind

colors: {
  custom: {
    50: '#8ad5e2',
    500: '#42c3d5',
    950: '#000000',
  },
}

SCSS

$custom: #42c3d5;
$custom-light: #8ad5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#42c3d5",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 213
  },
  "hsl": {
    "h": 187.347,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.755,
    "c": 0.11232,
    "h": 208.4
  },
  "luminance": 0.44993
}

Semantic roles & 50–950 ramp

primary

#42C3D5

secondary

#D8A29A

accent

#5541E7

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C3D5

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

Preview Lab → · Contrast checker → · Palette generator →