#42B59C#42B59C

#42B59C is a light, moderate teal. Relative luminance 0.366; OKLCH L 70.2% C 0.110 H 175.8°. Best body text is #000000 at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#42B59C
RGB	rgb(66, 181, 156)
HSL	hsl(167, 47%, 48%)
HSV	hsv(167, 64%, 71%)
CMYK	cmyk(63.5%, 0%, 13.8%, 29%)
CIE-LAB	lab(66.98, -38.30, 3.24)
CIE-LCH	lch(66.98, 38.44, 175.16°)
OKLab	oklab(70.15% -0.1093 0.008)
OKLCH	oklch(70.15% 0.11 175.8)
XYZ	xyz(24.7685, 36.6037, 37.2059)
Luminance	0.3661 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B59C #B5425B

analogous

#42B563 #42B59C #4294B5

triadic

#42B59C #9C42B5 #B59C42

tetradic

#42B59C #6342B5 #B5425B #94B542

square

#42B59C #6342B5 #B5425B #94B542

split-complementary

#42B59C #B54294 #B56342

monochromatic

#215B4F #328875 #42B59C #6BC9B5 #98D9CB

Accessibility & contrast

On white

2.52

#42B59C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.32

#42B59C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B59C

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B59C	#FFFFFF	#000000	##000000
##42B59C	1.00	2.52	8.32	8.32
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.32	21.00	1.00	1.00
##000000	8.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFAA9B

Deuteranopia (green-blind)

#9E9E9E

Tritanopia (blue-blind)

#00B7AE

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #42b59c;
/* rgb */ color: rgb(66, 181, 156);
/* oklch */ color: oklch(70.2% 0.110 175.8);

Tailwind

colors: {
  custom: {
    50: '#83ccb9',
    500: '#42b59c',
    950: '#000000',
  },
}

SCSS

$custom: #42b59c;
$custom-light: #83ccb9;
$custom-dark: #000000;

JSON

{
  "hex": "#42b59c",
  "rgb": {
    "r": 66,
    "g": 181,
    "b": 156
  },
  "hsl": {
    "h": 166.957,
    "s": 46.559,
    "l": 48.431
  },
  "oklch": {
    "l": 0.70152,
    "c": 0.10962,
    "h": 175.8
  },
  "luminance": 0.36606
}

Semantic roles & 50–950 ramp

primary

#42B59C

secondary

#C58E9A

accent

#526ED6

background

#F8FCFB

surface

#F0F9F6

border

#CBD2D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #42B59C

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

Preview Lab → · Contrast checker → · Palette generator →