#42C7DB#42C7DB

#42C7DB is a light, moderate teal. Relative luminance 0.471; OKLCH L 76.7% C 0.115 H 209.5°. Best body text is #000000 at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#42C7DB
RGB	rgb(66, 199, 219)
HSL	hsl(188, 68%, 56%)
HSV	hsv(188, 70%, 86%)
CMYK	cmyk(69.9%, 9.1%, 0%, 14.1%)
CIE-LAB	lab(74.26, -29.15, -20.40)
CIE-LCH	lch(74.26, 35.58, 214.98°)
OKLab	oklab(76.68% -0.1003 -0.0567)
OKLCH	oklch(76.68% 0.115 209.5)
XYZ	xyz(35.4509, 47.1155, 74.2299)
Luminance	0.4712 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C7DB #DB5642

analogous

#42DBA2 #42C7DB #427ADB

triadic

#42C7DB #DB42C7 #C7DB42

tetradic

#42C7DB #A242DB #DB5642 #7ADB42

square

#42C7DB #A242DB #DB5642 #7ADB42

split-complementary

#42C7DB #DB427A #DBA242

monochromatic

#1A7A89 #24A8BC #42C7DB #75D6E5 #A9E5EF

Accessibility & contrast

On white

2.01

#42C7DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.42

#42C7DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C7DB

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C7DB	#FFFFFF	#000000	##000000
##42C7DB	1.00	2.01	10.42	10.42
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.42	21.00	1.00	1.00
##000000	10.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C0DC

Deuteranopia (green-blind)

#A0B0DB

Tritanopia (blue-blind)

#00D0CD

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #42c7db;
/* rgb */ color: rgb(66, 199, 219);
/* oklch */ color: oklch(76.7% 0.115 209.5);

Tailwind

colors: {
  custom: {
    50: '#8bd8e6',
    500: '#42c7db',
    950: '#000000',
  },
}

SCSS

$custom: #42c7db;
$custom-light: #8bd8e6;
$custom-dark: #000000;

JSON

{
  "hex": "#42c7db",
  "rgb": {
    "r": 66,
    "g": 199,
    "b": 219
  },
  "hsl": {
    "h": 187.843,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.76679,
    "c": 0.11524,
    "h": 209.5
  },
  "luminance": 0.4712
}

Semantic roles & 50–950 ramp

primary

#42C7DB

secondary

#DCA59D

accent

#543DEB

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0D1415

muted

#7E8384

Preview Lab

Preview with #42C7DB

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

Preview Lab → · Contrast checker → · Palette generator →