#42BBBE#42BBBE

#42BBBE is a light, moderate teal. Relative luminance 0.404; OKLCH L 72.7% C 0.105 H 197.5°. Best body text is #000000 at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#42BBBE
RGB	rgb(66, 187, 190)
HSL	hsl(181, 49%, 50%)
HSV	hsv(181, 65%, 75%)
CMYK	cmyk(65.3%, 1.6%, 0%, 25.5%)
CIE-LAB	lab(69.76, -31.88, -11.38)
CIE-LCH	lch(69.76, 33.85, 199.64°)
OKLab	oklab(72.73% -0.1003 -0.0315)
OKLCH	oklch(72.73% 0.105 197.5)
XYZ	xyz(29.3073, 40.4133, 54.9612)
Luminance	0.4042 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BBBE #BE4542

analogous

#42BE83 #42BBBE #427DBE

triadic

#42BBBE #BE42BB #BBBE42

tetradic

#42BBBE #8342BE #BE4542 #7DBE42

square

#42BBBE #8342BE #BE4542 #7DBE42

split-complementary

#42BBBE #BE427D #BE8342

monochromatic

#226263 #328F91 #42BBBE #70CBCE #9DDCDD

Accessibility & contrast

On white

2.31

#42BBBE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.08

#42BBBE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BBBE

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BBBE	#FFFFFF	#000000	##000000
##42BBBE	1.00	2.31	9.08	9.08
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.08	21.00	1.00	1.00
##000000	9.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEB3BE

Deuteranopia (green-blind)

#9CA5BF

Tritanopia (blue-blind)

#00C1BC

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #42bbbe;
/* rgb */ color: rgb(66, 187, 190);
/* oklch */ color: oklch(72.7% 0.105 197.5);

Tailwind

colors: {
  custom: {
    50: '#86d0d1',
    500: '#42bbbe',
    950: '#000000',
  },
}

SCSS

$custom: #42bbbe;
$custom-light: #86d0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#42bbbe",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 190
  },
  "hsl": {
    "h": 181.452,
    "s": 48.819,
    "l": 50.196
  },
  "oklch": {
    "l": 0.72732,
    "c": 0.10517,
    "h": 197.5
  },
  "luminance": 0.40417
}

Semantic roles & 50–950 ramp

primary

#42BBBE

secondary

#CA9492

accent

#534FD8

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1414

muted

#7D8282

Preview Lab

Preview with #42BBBE

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

Preview Lab → · Contrast checker → · Palette generator →