#42C0D5#42C0D5

#42C0D5 is a light, moderate teal. Relative luminance 0.437; OKLCH L 74.8% C 0.112 H 210.8°. Best body text is #000000 at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#42C0D5
RGB	rgb(66, 192, 213)
HSL	hsl(189, 64%, 55%)
HSV	hsv(189, 69%, 84%)
CMYK	cmyk(69%, 9.9%, 0%, 16.5%)
CIE-LAB	lab(72.00, -27.53, -20.58)
CIE-LCH	lch(72.00, 34.37, 216.78°)
OKLab	oklab(74.79% -0.0958 -0.0572)
OKLCH	oklch(74.79% 0.112 210.8)
XYZ	xyz(33.1015, 43.6578, 69.6201)
Luminance	0.4366 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C0D5 #D55742

analogous

#42D5A0 #42C0D5 #4277D5

triadic

#42C0D5 #D542C0 #C0D542

tetradic

#42C0D5 #A042D5 #D55742 #77D542

square

#42C0D5 #A042D5 #D55742 #77D542

split-complementary

#42C0D5 #D54277 #D5A042

monochromatic

#1C7280 #289EB2 #42C0D5 #74D1E0 #A6E1EB

Accessibility & contrast

On white

2.16

#42C0D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.73

#42C0D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C0D5

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C0D5	#FFFFFF	#000000	##000000
##42C0D5	1.00	2.16	9.73	9.73
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.73	21.00	1.00	1.00
##000000	9.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFB9D6

Deuteranopia (green-blind)

#9AAAD5

Tritanopia (blue-blind)

#00C9C6

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #42c0d5;
/* rgb */ color: rgb(66, 192, 213);
/* oklch */ color: oklch(74.8% 0.112 210.8);

Tailwind

colors: {
  custom: {
    50: '#89d3e2',
    500: '#42c0d5',
    950: '#000000',
  },
}

SCSS

$custom: #42c0d5;
$custom-light: #89d3e2;
$custom-dark: #000000;

JSON

{
  "hex": "#42c0d5",
  "rgb": {
    "r": 66,
    "g": 192,
    "b": 213
  },
  "hsl": {
    "h": 188.571,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.74787,
    "c": 0.1116,
    "h": 210.8
  },
  "luminance": 0.43662
}

Semantic roles & 50–950 ramp

primary

#42C0D5

secondary

#D8A39A

accent

#5941E7

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1415

muted

#7E8283

Preview Lab

Preview with #42C0D5

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

Preview Lab → · Contrast checker → · Palette generator →