#42BBC0#42BBC0

#42BBC0 is a light, moderate teal. Relative luminance 0.405; OKLCH L 72.8% C 0.105 H 199.0°. Best body text is #000000 at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#42BBC0
RGB	rgb(66, 187, 192)
HSL	hsl(182, 50%, 51%)
HSV	hsv(182, 66%, 75%)
CMYK	cmyk(65.6%, 2.6%, 0%, 24.7%)
CIE-LAB	lab(69.83, -31.30, -12.38)
CIE-LCH	lch(69.83, 33.66, 201.58°)
OKLab	oklab(72.8% -0.0995 -0.0343)
OKLCH	oklch(72.8% 0.105 199)
XYZ	xyz(29.5273, 40.5014, 56.1203)
Luminance	0.4051 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BBC0 #C04742

analogous

#42C086 #42BBC0 #427CC0

triadic

#42BBC0 #C042BB #BBC042

tetradic

#42BBC0 #8642C0 #C04742 #7CC042

square

#42BBC0 #8642C0 #C04742 #7CC042

split-complementary

#42BBC0 #C0427C #C08642

monochromatic

#226366 #319094 #42BBC0 #70CCCF #9EDCDF

Accessibility & contrast

On white

2.31

#42BBC0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.10

#42BBC0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BBC0

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BBC0	#FFFFFF	#000000	##000000
##42BBC0	1.00	2.31	9.10	9.10
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.10	21.00	1.00	1.00
##000000	9.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEB3C1

Deuteranopia (green-blind)

#9BA5C1

Tritanopia (blue-blind)

#00C1BC

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42bbc0;
/* rgb */ color: rgb(66, 187, 192);
/* oklch */ color: oklch(72.8% 0.105 199.0);

Tailwind

colors: {
  custom: {
    50: '#87d0d3',
    500: '#42bbc0',
    950: '#000000',
  },
}

SCSS

$custom: #42bbc0;
$custom-light: #87d0d3;
$custom-dark: #000000;

JSON

{
  "hex": "#42bbc0",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 192
  },
  "hsl": {
    "h": 182.381,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.72803,
    "c": 0.10523,
    "h": 199
  },
  "luminance": 0.40505
}

Semantic roles & 50–950 ramp

primary

#42BBC0

secondary

#CB9593

accent

#544EDA

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0D1414

muted

#7D8282

Preview Lab

Preview with #42BBC0

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

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