#42BFC5#42BFC5

#42BFC5 is a light, moderate teal. Relative luminance 0.425; OKLCH L 74.0% C 0.108 H 199.7°. Best body text is #000000 at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#42BFC5
RGB	rgb(66, 191, 197)
HSL	hsl(183, 53%, 52%)
HSV	hsv(183, 66%, 77%)
CMYK	cmyk(66.5%, 3%, 0%, 22.7%)
CIE-LAB	lab(71.18, -31.78, -13.09)
CIE-LCH	lch(71.18, 34.37, 202.39°)
OKLab	oklab(73.95% -0.1014 -0.0363)
OKLCH	oklch(73.95% 0.108 199.7)
XYZ	xyz(30.9512, 42.4476, 59.3745)
Luminance	0.4245 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BFC5 #C54842

analogous

#42C58A #42BFC5 #427EC5

triadic

#42BFC5 #C542BF #BFC542

tetradic

#42BFC5 #8A42C5 #C54842 #7EC542

square

#42BFC5 #8A42C5 #C54842 #7EC542

split-complementary

#42BFC5 #C5427E #C58A42

monochromatic

#21686C #2F969A #42BFC5 #71CFD3 #A0DFE2

Accessibility & contrast

On white

2.21

#42BFC5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.49

#42BFC5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BFC5

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BFC5	#FFFFFF	#000000	##000000
##42BFC5	1.00	2.21	9.49	9.49
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.49	21.00	1.00	1.00
##000000	9.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B7C6

Deuteranopia (green-blind)

#9EA8C6

Tritanopia (blue-blind)

#00C6C0

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #42bfc5;
/* rgb */ color: rgb(66, 191, 197);
/* oklch */ color: oklch(74.0% 0.108 199.7);

Tailwind

colors: {
  custom: {
    50: '#88d2d6',
    500: '#42bfc5',
    950: '#000000',
  },
}

SCSS

$custom: #42bfc5;
$custom-light: #88d2d6;
$custom-dark: #000000;

JSON

{
  "hex": "#42bfc5",
  "rgb": {
    "r": 66,
    "g": 191,
    "b": 197
  },
  "hsl": {
    "h": 182.748,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.7395,
    "c": 0.10773,
    "h": 199.7
  },
  "luminance": 0.42451
}

Semantic roles & 50–950 ramp

primary

#42BFC5

secondary

#CE9795

accent

#524BDC

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #42BFC5

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

Preview Lab → · Contrast checker → · Palette generator →