#42BBC7#42BBC7

#42BBC7 is a light, moderate teal. Relative luminance 0.408; OKLCH L 73.1% C 0.106 H 204.5°. Best body text is #000000 at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#42BBC7
RGB	rgb(66, 187, 199)
HSL	hsl(185, 54%, 52%)
HSV	hsv(185, 67%, 78%)
CMYK	cmyk(66.8%, 6%, 0%, 22%)
CIE-LAB	lab(70.05, -29.26, -15.88)
CIE-LCH	lch(70.05, 33.29, 208.50°)
OKLab	oklab(73.06% -0.0965 -0.0441)
OKLCH	oklch(73.06% 0.106 204.5)
XYZ	xyz(30.3214, 40.8190, 60.3026)
Luminance	0.4082 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BBC7 #C74E42

analogous

#42C791 #42BBC7 #4278C7

triadic

#42BBC7 #C742BB #BBC742

tetradic

#42BBC7 #9142C7 #C74E42 #78C742

square

#42BBC7 #9142C7 #C74E42 #78C742

split-complementary

#42BBC7 #C74278 #C79142

monochromatic

#21676E #2F939D #42BBC7 #71CCD5 #A0DDE3

Accessibility & contrast

On white

2.29

#42BBC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.16

#42BBC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BBC7

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BBC7	#FFFFFF	#000000	##000000
##42BBC7	1.00	2.29	9.16	9.16
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.16	21.00	1.00	1.00
##000000	9.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB4C8

Deuteranopia (green-blind)

#99A5C7

Tritanopia (blue-blind)

#00C2BE

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42bbc7;
/* rgb */ color: rgb(66, 187, 199);
/* oklch */ color: oklch(73.1% 0.106 204.5);

Tailwind

colors: {
  custom: {
    50: '#87d0d8',
    500: '#42bbc7',
    950: '#000000',
  },
}

SCSS

$custom: #42bbc7;
$custom-light: #87d0d8;
$custom-dark: #000000;

JSON

{
  "hex": "#42bbc7",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 199
  },
  "hsl": {
    "h": 185.414,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.73058,
    "c": 0.1061,
    "h": 204.5
  },
  "luminance": 0.40822
}

Semantic roles & 50–950 ramp

primary

#42BBC7

secondary

#D09B95

accent

#574ADE

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #42BBC7

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

Preview Lab → · Contrast checker → · Palette generator →