#42C3BA#42C3BA

#42C3BA is a light, moderate teal. Relative luminance 0.437; OKLCH L 74.5% C 0.111 H 188.4°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#42C3BA
RGB	rgb(66, 195, 186)
HSL	hsl(176, 52%, 51%)
HSV	hsv(176, 66%, 76%)
CMYK	cmyk(66.2%, 0%, 4.6%, 23.5%)
CIE-LAB	lab(72.05, -36.75, -5.79)
CIE-LCH	lch(72.05, 37.21, 188.95°)
OKLab	oklab(74.54% -0.1103 -0.0163)
OKLCH	oklch(74.54% 0.111 188.4)
XYZ	xyz(30.6207, 43.7302, 53.2718)
Luminance	0.4373 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C3BA #C3424B

analogous

#42C379 #42C3BA #428BC3

triadic

#42C3BA #BA42C3 #C3BA42

tetradic

#42C3BA #7942C3 #C3424B #8BC342

square

#42C3BA #7942C3 #C3424B #8BC342

split-complementary

#42C3BA #C3428B #C37942

monochromatic

#216964 #309890 #42C3BA #70D2CB #9FE0DC

Accessibility & contrast

On white

2.15

#42C3BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#42C3BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C3BA

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C3BA	#FFFFFF	#000000	##000000
##42C3BA	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8B9BA

Deuteranopia (green-blind)

#A5ABBB

Tritanopia (blue-blind)

#00C8C0

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #42c3ba;
/* rgb */ color: rgb(66, 195, 186);
/* oklch */ color: oklch(74.5% 0.111 188.4);

Tailwind

colors: {
  custom: {
    50: '#87d5ce',
    500: '#42c3ba',
    950: '#000000',
  },
}

SCSS

$custom: #42c3ba;
$custom-light: #87d5ce;
$custom-dark: #000000;

JSON

{
  "hex": "#42c3ba",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 186
  },
  "hsl": {
    "h": 175.814,
    "s": 51.807,
    "l": 51.176
  },
  "oklch": {
    "l": 0.74545,
    "c": 0.11148,
    "h": 188.4
  },
  "luminance": 0.43734
}

Semantic roles & 50–950 ramp

primary

#42C3BA

secondary

#CD9498

accent

#4D56DB

background

#F8FDFC

surface

#F0FAF9

border

#CBD3D2

text

#0D1413

muted

#7D8382

Preview Lab

Preview with #42C3BA

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

Preview Lab → · Contrast checker → · Palette generator →