#42BBBC#42BBBC

#42BBBC is a light, moderate teal. Relative luminance 0.403; OKLCH L 72.7% C 0.105 H 195.9°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#42BBBC
RGB	rgb(66, 187, 188)
HSL	hsl(180, 48%, 50%)
HSV	hsv(180, 65%, 74%)
CMYK	cmyk(64.9%, 0.5%, 0%, 26.3%)
CIE-LAB	lab(69.70, -32.45, -10.37)
CIE-LCH	lch(69.70, 34.06, 197.72°)
OKLab	oklab(72.66% -0.1012 -0.0288)
OKLCH	oklch(72.66% 0.105 195.9)
XYZ	xyz(29.0902, 40.3265, 53.8179)
Luminance	0.4033 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BBBC #BC4342

analogous

#42BC80 #42BBBC #427EBC

triadic

#42BBBC #BC42BB #BBBC42

tetradic

#42BBBC #8042BC #BC4342 #7EBC42

square

#42BBBC #8042BC #BC4342 #7EBC42

split-complementary

#42BBBC #BC427E #BC8042

monochromatic

#226161 #328E8F #42BBBC #6FCCCC #9CDCDC

Accessibility & contrast

On white

2.32

#42BBBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.07

#42BBBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BBBC

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BBBC	#FFFFFF	#000000	##000000
##42BBBC	1.00	2.32	9.07	9.07
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.07	21.00	1.00	1.00
##000000	9.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFB2BC

Deuteranopia (green-blind)

#9CA4BD

Tritanopia (blue-blind)

#00C1BB

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #42bbbc;
/* rgb */ color: rgb(66, 187, 188);
/* oklch */ color: oklch(72.7% 0.105 195.9);

Tailwind

colors: {
  custom: {
    50: '#86d0d0',
    500: '#42bbbc',
    950: '#000000',
  },
}

SCSS

$custom: #42bbbc;
$custom-light: #86d0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#42bbbc",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 188
  },
  "hsl": {
    "h": 180.492,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.72662,
    "c": 0.10521,
    "h": 195.9
  },
  "luminance": 0.4033
}

Semantic roles & 50–950 ramp

primary

#42BBBC

secondary

#C99291

accent

#5150D8

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #42BBBC

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

Preview Lab → · Contrast checker → · Palette generator →