#42C3B2#42C3B2

#42C3B2 is a light, moderate teal. Relative luminance 0.434; OKLCH L 74.3% C 0.114 H 182.7°. Best body text is #000000 at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#42C3B2
RGB	rgb(66, 195, 178)
HSL	hsl(172, 52%, 51%)
HSV	hsv(172, 66%, 76%)
CMYK	cmyk(66.2%, 0%, 8.7%, 23.5%)
CIE-LAB	lab(71.83, -38.91, -1.76)
CIE-LCH	lch(71.83, 38.95, 182.58°)
OKLab	oklab(74.29% -0.1139 -0.0054)
OKLCH	oklch(74.29% 0.114 182.7)
XYZ	xyz(29.7940, 43.3995, 48.9176)
Luminance	0.4340 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C3B2 #C34253

analogous

#42C371 #42C3B2 #4293C3

triadic

#42C3B2 #B242C3 #C3B242

tetradic

#42C3B2 #7142C3 #C34253 #93C342

square

#42C3B2 #7142C3 #C34253 #93C342

split-complementary

#42C3B2 #C34293 #C37142

monochromatic

#216960 #30988A #42C3B2 #70D2C5 #9FE0D8

Accessibility & contrast

On white

2.17

#42C3B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.68

#42C3B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C3B2

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C3B2	#FFFFFF	#000000	##000000
##42C3B2	1.00	2.17	9.68	9.68
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.68	21.00	1.00	1.00
##000000	9.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAB8B1

Deuteranopia (green-blind)

#A7AAB4

Tritanopia (blue-blind)

#00C7BE

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #42c3b2;
/* rgb */ color: rgb(66, 195, 178);
/* oklch */ color: oklch(74.3% 0.114 182.7);

Tailwind

colors: {
  custom: {
    50: '#87d6c9',
    500: '#42c3b2',
    950: '#000000',
  },
}

SCSS

$custom: #42c3b2;
$custom-light: #87d6c9;
$custom-dark: #000000;

JSON

{
  "hex": "#42c3b2",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 178
  },
  "hsl": {
    "h": 172.093,
    "s": 51.807,
    "l": 51.176
  },
  "oklch": {
    "l": 0.74291,
    "c": 0.114,
    "h": 182.7
  },
  "luminance": 0.43403
}

Semantic roles & 50–950 ramp

primary

#42C3B2

secondary

#CD949B

accent

#4D5FDB

background

#F8FDFC

surface

#F0FAF8

border

#CBD3D1

text

#0D1413

muted

#7D8382

Preview Lab

Preview with #42C3B2

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

Preview Lab → · Contrast checker → · Palette generator →