#42C3D7#42C3D7

#42C3D7 is a light, moderate teal. Relative luminance 0.451; OKLCH L 75.6% C 0.113 H 209.8°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#42C3D7
RGB	rgb(66, 195, 215)
HSL	hsl(188, 65%, 55%)
HSV	hsv(188, 69%, 84%)
CMYK	cmyk(69.3%, 9.3%, 0%, 15.7%)
CIE-LAB	lab(72.95, -28.40, -20.22)
CIE-LCH	lch(72.95, 34.86, 215.45°)
OKLab	oklab(75.58% -0.098 -0.0562)
OKLCH	oklch(75.58% 0.113 209.8)
XYZ	xyz(34.0224, 45.0909, 71.1871)
Luminance	0.4510 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C3D7 #D75642

analogous

#42D7A1 #42C3D7 #4278D7

triadic

#42C3D7 #D742C3 #C3D742

tetradic

#42C3D7 #A142D7 #D75642 #78D742

square

#42C3D7 #A142D7 #D75642 #78D742

split-complementary

#42C3D7 #D74278 #D7A142

monochromatic

#1C7583 #26A2B5 #42C3D7 #75D3E2 #A7E3EC

Accessibility & contrast

On white

2.10

#42C3D7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#42C3D7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C3D7

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C3D7	#FFFFFF	#000000	##000000
##42C3D7	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2BCD8

Deuteranopia (green-blind)

#9CACD7

Tritanopia (blue-blind)

#00CCC9

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42c3d7;
/* rgb */ color: rgb(66, 195, 215);
/* oklch */ color: oklch(75.6% 0.113 209.8);

Tailwind

colors: {
  custom: {
    50: '#8ad5e3',
    500: '#42c3d7',
    950: '#000000',
  },
}

SCSS

$custom: #42c3d7;
$custom-light: #8ad5e3;
$custom-dark: #000000;

JSON

{
  "hex": "#42c3d7",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 215
  },
  "hsl": {
    "h": 188.054,
    "s": 65.066,
    "l": 55.098
  },
  "oklch": {
    "l": 0.75577,
    "c": 0.11296,
    "h": 209.8
  },
  "luminance": 0.45095
}

Semantic roles & 50–950 ramp

primary

#42C3D7

secondary

#DAA49B

accent

#5640E8

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C3D7

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

Preview Lab → · Contrast checker → · Palette generator →