#42BFC4#42BFC4

#42BFC4 is a light, moderate teal. Relative luminance 0.424; OKLCH L 73.9% C 0.108 H 198.9°. Best body text is #000000 at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#42BFC4
RGB	rgb(66, 191, 196)
HSL	hsl(182, 52%, 51%)
HSV	hsv(182, 66%, 77%)
CMYK	cmyk(66.3%, 2.6%, 0%, 23.1%)
CIE-LAB	lab(71.15, -32.06, -12.59)
CIE-LCH	lch(71.15, 34.45, 201.44°)
OKLab	oklab(73.91% -0.1018 -0.0349)
OKLCH	oklch(73.91% 0.108 198.9)
XYZ	xyz(30.8370, 42.4019, 58.7731)
Luminance	0.4240 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BFC4 #C44742

analogous

#42C488 #42BFC4 #427EC4

triadic

#42BFC4 #C442BF #BFC442

tetradic

#42BFC4 #8842C4 #C44742 #7EC442

square

#42BFC4 #8842C4 #C44742 #7EC442

split-complementary

#42BFC4 #C4427E #C48842

monochromatic

#21686A #309599 #42BFC4 #71CFD3 #9FDFE1

Accessibility & contrast

On white

2.21

#42BFC4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.48

#42BFC4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BFC4

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BFC4	#FFFFFF	#000000	##000000
##42BFC4	1.00	2.21	9.48	9.48
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.48	21.00	1.00	1.00
##000000	9.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B7C5

Deuteranopia (green-blind)

#9EA8C5

Tritanopia (blue-blind)

#00C6C0

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #42bfc4;
/* rgb */ color: rgb(66, 191, 196);
/* oklch */ color: oklch(73.9% 0.108 198.9);

Tailwind

colors: {
  custom: {
    50: '#87d2d5',
    500: '#42bfc4',
    950: '#000000',
  },
}

SCSS

$custom: #42bfc4;
$custom-light: #87d2d5;
$custom-dark: #000000;

JSON

{
  "hex": "#42bfc4",
  "rgb": {
    "r": 66,
    "g": 191,
    "b": 196
  },
  "hsl": {
    "h": 182.308,
    "s": 52.419,
    "l": 51.373
  },
  "oklch": {
    "l": 0.73914,
    "c": 0.10767,
    "h": 198.9
  },
  "luminance": 0.42405
}

Semantic roles & 50–950 ramp

primary

#42BFC4

secondary

#CE9694

accent

#514CDC

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #42BFC4

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

Preview Lab → · Contrast checker → · Palette generator →