#42C2BB#42C2BB

#42C2BB is a light, moderate teal. Relative luminance 0.433; OKLCH L 74.3% C 0.110 H 189.8°. Best body text is #000000 at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#42C2BB
RGB	rgb(66, 194, 187)
HSL	hsl(177, 51%, 51%)
HSV	hsv(177, 66%, 76%)
CMYK	cmyk(66%, 0%, 3.6%, 23.9%)
CIE-LAB	lab(71.78, -36.02, -6.74)
CIE-LCH	lch(71.78, 36.64, 190.59°)
OKLab	oklab(74.33% -0.1088 -0.0188)
OKLCH	oklch(74.33% 0.11 189.8)
XYZ	xyz(30.5041, 43.3263, 53.7592)
Luminance	0.4333 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C2BB #C24249

analogous

#42C27B #42C2BB #4289C2

triadic

#42C2BB #BB42C2 #C2BB42

tetradic

#42C2BB #7B42C2 #C24249 #89C242

square

#42C2BB #7B42C2 #C24249 #89C242

split-complementary

#42C2BB #C24289 #C27B42

monochromatic

#226864 #319691 #42C2BB #70D1CC #9FE0DC

Accessibility & contrast

On white

2.17

#42C2BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.67

#42C2BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C2BB

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C2BB	#FFFFFF	#000000	##000000
##42C2BB	1.00	2.17	9.67	9.67
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.67	21.00	1.00	1.00
##000000	9.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7B8BB

Deuteranopia (green-blind)

#A4AABC

Tritanopia (blue-blind)

#00C7C0

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #42c2bb;
/* rgb */ color: rgb(66, 194, 187);
/* oklch */ color: oklch(74.3% 0.110 189.8);

Tailwind

colors: {
  custom: {
    50: '#87d5cf',
    500: '#42c2bb',
    950: '#000000',
  },
}

SCSS

$custom: #42c2bb;
$custom-light: #87d5cf;
$custom-dark: #000000;

JSON

{
  "hex": "#42c2bb",
  "rgb": {
    "r": 66,
    "g": 194,
    "b": 187
  },
  "hsl": {
    "h": 176.719,
    "s": 51.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.74334,
    "c": 0.11044,
    "h": 189.8
  },
  "luminance": 0.4333
}

Semantic roles & 50–950 ramp

primary

#42C2BB

secondary

#CC9497

accent

#4D55DB

background

#F8FDFC

surface

#F0FAF9

border

#CBD3D2

text

#0D1413

muted

#7D8382

Preview Lab

Preview with #42C2BB

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

Preview Lab → · Contrast checker → · Palette generator →