#42C4B2#42C4B2

#42C4B2 is a light, moderate teal. Relative luminance 0.439; OKLCH L 74.5% C 0.115 H 182.1°. Best body text is #000000 at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#42C4B2
RGB	rgb(66, 196, 178)
HSL	hsl(172, 52%, 51%)
HSV	hsv(172, 66%, 77%)
CMYK	cmyk(66.3%, 0%, 9.2%, 23.1%)
CIE-LAB	lab(72.13, -39.36, -1.31)
CIE-LCH	lch(72.13, 39.38, 181.91°)
OKLab	oklab(74.54% -0.1149 -0.0042)
OKLCH	oklch(74.54% 0.115 182.1)
XYZ	xyz(30.0188, 43.8491, 48.9925)
Luminance	0.4385 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C4B2 #C44254

analogous

#42C471 #42C4B2 #4295C4

triadic

#42C4B2 #B242C4 #C4B242

tetradic

#42C4B2 #7142C4 #C44254 #95C442

square

#42C4B2 #7142C4 #C44254 #95C442

split-complementary

#42C4B2 #C44295 #C47142

monochromatic

#216A60 #30998A #42C4B2 #71D3C5 #9FE1D8

Accessibility & contrast

On white

2.15

#42C4B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.77

#42C4B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C4B2

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C4B2	#FFFFFF	#000000	##000000
##42C4B2	1.00	2.15	9.77	9.77
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.77	21.00	1.00	1.00
##000000	9.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBB9B1

Deuteranopia (green-blind)

#A8ABB4

Tritanopia (blue-blind)

#00C8BE

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42c4b2;
/* rgb */ color: rgb(66, 196, 178);
/* oklch */ color: oklch(74.5% 0.115 182.1);

Tailwind

colors: {
  custom: {
    50: '#87d6c9',
    500: '#42c4b2',
    950: '#000000',
  },
}

SCSS

$custom: #42c4b2;
$custom-light: #87d6c9;
$custom-dark: #000000;

JSON

{
  "hex": "#42c4b2",
  "rgb": {
    "r": 66,
    "g": 196,
    "b": 178
  },
  "hsl": {
    "h": 171.692,
    "s": 52.419,
    "l": 51.373
  },
  "oklch": {
    "l": 0.74537,
    "c": 0.11498,
    "h": 182.1
  },
  "luminance": 0.43852
}

Semantic roles & 50–950 ramp

primary

#42C4B2

secondary

#CE949C

accent

#4C60DC

background

#F8FDFC

surface

#F0FAF8

border

#CBD3D1

text

#0D1413

muted

#7D8382

Preview Lab

Preview with #42C4B2

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

Preview Lab → · Contrast checker → · Palette generator →