#42BBBD#42BBBD

#42BBBD is a light, moderate teal. Relative luminance 0.404; OKLCH L 72.7% C 0.105 H 196.7°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#42BBBD
RGB	rgb(66, 187, 189)
HSL	hsl(181, 48%, 50%)
HSV	hsv(181, 65%, 74%)
CMYK	cmyk(65.1%, 1.1%, 0%, 25.9%)
CIE-LAB	lab(69.73, -32.16, -10.87)
CIE-LCH	lch(69.73, 33.95, 198.68°)
OKLab	oklab(72.7% -0.1008 -0.0302)
OKLCH	oklch(72.7% 0.105 196.7)
XYZ	xyz(29.1983, 40.3698, 54.3876)
Luminance	0.4037 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BBBD #BD4442

analogous

#42BD82 #42BBBD #427DBD

triadic

#42BBBD #BD42BB #BBBD42

tetradic

#42BBBD #8242BD #BD4442 #7DBD42

square

#42BBBD #8242BD #BD4442 #7DBD42

split-complementary

#42BBBD #BD427D #BD8242

monochromatic

#226162 #328E90 #42BBBD #6FCBCD #9DDCDD

Accessibility & contrast

On white

2.31

#42BBBD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.07

#42BBBD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BBBD

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BBBD	#FFFFFF	#000000	##000000
##42BBBD	1.00	2.31	9.07	9.07
#FFFFFF	2.31	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)

#AFB2BD

Deuteranopia (green-blind)

#9CA4BE

Tritanopia (blue-blind)

#00C1BB

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #42bbbd;
/* rgb */ color: rgb(66, 187, 189);
/* oklch */ color: oklch(72.7% 0.105 196.7);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#42bbbd",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 189
  },
  "hsl": {
    "h": 180.976,
    "s": 48.235,
    "l": 50
  },
  "oklch": {
    "l": 0.72697,
    "c": 0.10518,
    "h": 196.7
  },
  "luminance": 0.40373
}

Semantic roles & 50–950 ramp

primary

#42BBBD

secondary

#C99392

accent

#5250D8

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1414

muted

#7D8282

Preview Lab

Preview with #42BBBD

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

Preview Lab → · Contrast checker → · Palette generator →