#42C3D0#42C3D0

#42C3D0 is a light, moderate teal. Relative luminance 0.447; OKLCH L 75.3% C 0.111 H 204.8°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#42C3D0
RGB	rgb(66, 195, 208)
HSL	hsl(185, 60%, 54%)
HSV	hsv(185, 68%, 82%)
CMYK	cmyk(68.3%, 6.3%, 0%, 18.4%)
CIE-LAB	lab(72.72, -30.49, -16.77)
CIE-LCH	lch(72.72, 34.79, 208.81°)
OKLab	oklab(75.31% -0.1008 -0.0465)
OKLCH	oklch(75.31% 0.111 204.8)
XYZ	xyz(33.1421, 44.7387, 66.5510)
Luminance	0.4474 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C3D0 #D04F42

analogous

#42D096 #42C3D0 #427CD0

triadic

#42C3D0 #D042C3 #C3D042

tetradic

#42C3D0 #9642D0 #D04F42 #7CD042

square

#42C3D0 #9642D0 #D04F42 #7CD042

split-complementary

#42C3D0 #D0427C #D09642

monochromatic

#1E7179 #2A9FAA #42C3D0 #73D3DC #A4E2E8

Accessibility & contrast

On white

2.11

#42C3D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#42C3D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C3D0

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C3D0	#FFFFFF	#000000	##000000
##42C3D0	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3BBD1

Deuteranopia (green-blind)

#9FACD0

Tritanopia (blue-blind)

#00CBC7

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42c3d0;
/* rgb */ color: rgb(66, 195, 208);
/* oklch */ color: oklch(75.3% 0.111 204.8);

Tailwind

colors: {
  custom: {
    50: '#89d5de',
    500: '#42c3d0',
    950: '#000000',
  },
}

SCSS

$custom: #42c3d0;
$custom-light: #89d5de;
$custom-dark: #000000;

JSON

{
  "hex": "#42c3d0",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 208
  },
  "hsl": {
    "h": 185.493,
    "s": 60.169,
    "l": 53.725
  },
  "oklch": {
    "l": 0.75312,
    "c": 0.11106,
    "h": 204.8
  },
  "luminance": 0.44743
}

Semantic roles & 50–950 ramp

primary

#42C3D0

secondary

#D59E99

accent

#5344E3

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C3D0

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

Preview Lab → · Contrast checker → · Palette generator →