#42C4C0#42C4C0

#42C4C0 is a light, moderate teal. Relative luminance 0.444; OKLCH L 75.0% C 0.111 H 192.1°. Best body text is #000000 at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#42C4C0
RGB	rgb(66, 196, 192)
HSL	hsl(178, 52%, 51%)
HSV	hsv(178, 66%, 77%)
CMYK	cmyk(66.3%, 0%, 2%, 23.1%)
CIE-LAB	lab(72.52, -35.56, -8.35)
CIE-LCH	lch(72.52, 36.53, 193.22°)
OKLab	oklab(74.99% -0.1087 -0.0233)
OKLCH	oklch(74.99% 0.111 192.1)
XYZ	xyz(31.4968, 44.4403, 56.7768)
Luminance	0.4444 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C4C0 #C44246

analogous

#42C47F #42C4C0 #4287C4

triadic

#42C4C0 #C042C4 #C4C042

tetradic

#42C4C0 #7F42C4 #C44246 #87C442

square

#42C4C0 #7F42C4 #C44246 #87C442

split-complementary

#42C4C0 #C44287 #C47F42

monochromatic

#216A68 #309996 #42C4C0 #71D3D0 #9FE1DF

Accessibility & contrast

On white

2.12

#42C4C0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.89

#42C4C0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C4C0

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C4C0	#FFFFFF	#000000	##000000
##42C4C0	1.00	2.12	9.89	9.89
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.89	21.00	1.00	1.00
##000000	9.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8BAC0

Deuteranopia (green-blind)

#A5ACC1

Tritanopia (blue-blind)

#00CAC2

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42c4c0;
/* rgb */ color: rgb(66, 196, 192);
/* oklch */ color: oklch(75.0% 0.111 192.1);

Tailwind

colors: {
  custom: {
    50: '#88d6d3',
    500: '#42c4c0',
    950: '#000000',
  },
}

SCSS

$custom: #42c4c0;
$custom-light: #88d6d3;
$custom-dark: #000000;

JSON

{
  "hex": "#42c4c0",
  "rgb": {
    "r": 66,
    "g": 196,
    "b": 192
  },
  "hsl": {
    "h": 178.154,
    "s": 52.419,
    "l": 51.373
  },
  "oklch": {
    "l": 0.74988,
    "c": 0.11113,
    "h": 192.1
  },
  "luminance": 0.44444
}

Semantic roles & 50–950 ramp

primary

#42C4C0

secondary

#CE9496

accent

#4C50DC

background

#F9FDFC

surface

#F1FAF9

border

#CBD3D2

text

#0D1414

muted

#7E8382

Preview Lab

Preview with #42C4C0

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

Preview Lab → · Contrast checker → · Palette generator →