#42A173#42A173

#42A173 is a light, moderate teal. Relative luminance 0.279; OKLCH L 64.0% C 0.114 H 159.5°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#42A173
RGB	rgb(66, 161, 115)
HSL	hsl(151, 42%, 45%)
HSV	hsv(151, 59%, 63%)
CMYK	cmyk(59%, 0%, 28.6%, 36.9%)
CIE-LAB	lab(59.78, -39.07, 15.76)
CIE-LCH	lch(59.78, 42.13, 158.03°)
OKLab	oklab(63.96% -0.107 0.0401)
OKLCH	oklch(63.96% 0.114 159.5)
XYZ	xyz(18.0845, 27.8841, 20.6455)
Luminance	0.2789 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A173 #A14270

analogous

#42A143 #42A173 #42A0A1

triadic

#42A173 #7342A1 #A17342

tetradic

#42A173 #4342A1 #A14270 #A0A142

square

#42A173 #4342A1 #A14270 #A0A142

split-complementary

#42A173 #A142A0 #A14342

monochromatic

#1E4A35 #307654 #42A173 #62BF92 #8DD0B0

Accessibility & contrast

On white

3.19

#42A173 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#42A173 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42A173

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A173	#FFFFFF	#000000	##000000
##42A173	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F9670

Deuteranopia (green-blind)

#928C76

Tritanopia (blue-blind)

#1AA095

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #42a173;
/* rgb */ color: rgb(66, 161, 115);
/* oklch */ color: oklch(64.0% 0.114 159.5);

Tailwind

colors: {
  custom: {
    50: '#7fbd9b',
    500: '#42a173',
    950: '#000000',
  },
}

SCSS

$custom: #42a173;
$custom-light: #7fbd9b;
$custom-dark: #000000;

JSON

{
  "hex": "#42a173",
  "rgb": {
    "r": 66,
    "g": 161,
    "b": 115
  },
  "hsl": {
    "h": 150.947,
    "s": 41.85,
    "l": 44.51
  },
  "oklch": {
    "l": 0.63963,
    "c": 0.11424,
    "h": 159.5
  },
  "luminance": 0.27886
}

Semantic roles & 50–950 ramp

primary

#42A173

secondary

#BB839F

accent

#5692D2

background

#F8FBF9

surface

#EFF7F2

border

#CAD0CC

text

#0B120E

muted

#7C817E

Preview Lab

Preview with #42A173

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

Preview Lab → · Contrast checker → · Palette generator →