#42BDC4#42BDC4

#42BDC4 is a light, moderate teal. Relative luminance 0.415; OKLCH L 73.4% C 0.107 H 200.5°. Best body text is #000000 at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#42BDC4
RGB	rgb(66, 189, 196)
HSL	hsl(183, 52%, 51%)
HSV	hsv(183, 66%, 77%)
CMYK	cmyk(66.3%, 3.6%, 0%, 23.1%)
CIE-LAB	lab(70.55, -31.11, -13.49)
CIE-LCH	lch(70.55, 33.90, 203.44°)
OKLab	oklab(73.43% -0.0998 -0.0374)
OKLCH	oklch(73.43% 0.107 200.5)
XYZ	xyz(30.4038, 41.5355, 58.6287)
Luminance	0.4154 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BDC4 #C44942

analogous

#42C48A #42BDC4 #427CC4

triadic

#42BDC4 #C442BD #BDC442

tetradic

#42BDC4 #8A42C4 #C44942 #7CC442

square

#42BDC4 #8A42C4 #C44942 #7CC442

split-complementary

#42BDC4 #C4427C #C48A42

monochromatic

#21666A #309399 #42BDC4 #71CDD3 #9FDEE1

Accessibility & contrast

On white

2.26

#42BDC4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.31

#42BDC4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BDC4

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BDC4	#FFFFFF	#000000	##000000
##42BDC4	1.00	2.26	9.31	9.31
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.31	21.00	1.00	1.00
##000000	9.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFB5C5

Deuteranopia (green-blind)

#9CA6C5

Tritanopia (blue-blind)

#00C4BF

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #42bdc4;
/* rgb */ color: rgb(66, 189, 196);
/* oklch */ color: oklch(73.4% 0.107 200.5);

Tailwind

colors: {
  custom: {
    50: '#87d1d5',
    500: '#42bdc4',
    950: '#000000',
  },
}

SCSS

$custom: #42bdc4;
$custom-light: #87d1d5;
$custom-dark: #000000;

JSON

{
  "hex": "#42bdc4",
  "rgb": {
    "r": 66,
    "g": 189,
    "b": 196
  },
  "hsl": {
    "h": 183.231,
    "s": 52.419,
    "l": 51.373
  },
  "oklch": {
    "l": 0.73431,
    "c": 0.1066,
    "h": 200.5
  },
  "luminance": 0.41539
}

Semantic roles & 50–950 ramp

primary

#42BDC4

secondary

#CE9794

accent

#544CDC

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #42BDC4

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

Preview Lab → · Contrast checker → · Palette generator →