#42C6BA#42C6BA

#42C6BA is a light, moderate teal. Relative luminance 0.451; OKLCH L 75.3% C 0.114 H 186.4°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#42C6BA
RGB	rgb(66, 198, 186)
HSL	hsl(175, 54%, 52%)
HSV	hsv(175, 67%, 78%)
CMYK	cmyk(66.7%, 0%, 6.1%, 22.4%)
CIE-LAB	lab(72.95, -38.13, -4.46)
CIE-LCH	lch(72.95, 38.38, 186.67°)
OKLab	oklab(75.28% -0.1133 -0.0127)
OKLCH	oklch(75.28% 0.114 186.4)
XYZ	xyz(31.2997, 45.0881, 53.4982)
Luminance	0.4509 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C6BA #C6424E

analogous

#42C678 #42C6BA #4290C6

triadic

#42C6BA #BA42C6 #C6BA42

tetradic

#42C6BA #7842C6 #C6424E #90C642

square

#42C6BA #7842C6 #C6424E #90C642

split-complementary

#42C6BA #C64290 #C67842

monochromatic

#216D66 #2F9C92 #42C6BA #71D4CB #A0E2DC

Accessibility & contrast

On white

2.10

#42C6BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#42C6BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C6BA

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C6BA	#FFFFFF	#000000	##000000
##42C6BA	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCBBBA

Deuteranopia (green-blind)

#A8ADBB

Tritanopia (blue-blind)

#00CAC2

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42c6ba;
/* rgb */ color: rgb(66, 198, 186);
/* oklch */ color: oklch(75.3% 0.114 186.4);

Tailwind

colors: {
  custom: {
    50: '#87d8ce',
    500: '#42c6ba',
    950: '#000000',
  },
}

SCSS

$custom: #42c6ba;
$custom-light: #87d8ce;
$custom-dark: #000000;

JSON

{
  "hex": "#42c6ba",
  "rgb": {
    "r": 66,
    "g": 198,
    "b": 186
  },
  "hsl": {
    "h": 174.545,
    "s": 53.659,
    "l": 51.765
  },
  "oklch": {
    "l": 0.75278,
    "c": 0.11405,
    "h": 186.4
  },
  "luminance": 0.45092
}

Semantic roles & 50–950 ramp

primary

#42C6BA

secondary

#CF959A

accent

#4B58DD

background

#F9FDFC

surface

#F1FAF9

border

#CBD3D2

text

#0D1413

muted

#7E8382

Preview Lab

Preview with #42C6BA

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

Preview Lab → · Contrast checker → · Palette generator →