#42C4DA#42C4DA

#42C4DA is a light, moderate teal. Relative luminance 0.457; OKLCH L 75.9% C 0.114 H 211.2°. Best body text is #000000 at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#42C4DA
RGB	rgb(66, 196, 218)
HSL	hsl(189, 67%, 56%)
HSV	hsv(189, 70%, 85%)
CMYK	cmyk(69.7%, 10.1%, 0%, 14.5%)
CIE-LAB	lab(73.35, -27.98, -21.25)
CIE-LCH	lch(73.35, 35.14, 217.21°)
OKLab	oklab(75.93% -0.0978 -0.0591)
OKLCH	oklch(75.93% 0.114 211.2)
XYZ	xyz(34.6362, 45.6961, 73.3109)
Luminance	0.4570 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C4DA #DA5842

analogous

#42DAA4 #42C4DA #4278DA

triadic

#42C4DA #DA42C4 #C4DA42

tetradic

#42C4DA #A442DA #DA5842 #78DA42

square

#42C4DA #A442DA #DA5842 #78DA42

split-complementary

#42C4DA #DA4278 #DAA442

monochromatic

#1A7787 #24A5BA #42C4DA #75D4E4 #A8E4EE

Accessibility & contrast

On white

2.07

#42C4DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.14

#42C4DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C4DA

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C4DA	#FFFFFF	#000000	##000000
##42C4DA	1.00	2.07	10.14	10.14
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.14	21.00	1.00	1.00
##000000	10.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2BDDB

Deuteranopia (green-blind)

#9DADDA

Tritanopia (blue-blind)

#00CDCB

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #42c4da;
/* rgb */ color: rgb(66, 196, 218);
/* oklch */ color: oklch(75.9% 0.114 211.2);

Tailwind

colors: {
  custom: {
    50: '#8ad6e5',
    500: '#42c4da',
    950: '#000000',
  },
}

SCSS

$custom: #42c4da;
$custom-light: #8ad6e5;
$custom-dark: #000000;

JSON

{
  "hex": "#42c4da",
  "rgb": {
    "r": 66,
    "g": 196,
    "b": 218
  },
  "hsl": {
    "h": 188.684,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.7593,
    "c": 0.11424,
    "h": 211.2
  },
  "luminance": 0.457
}

Semantic roles & 50–950 ramp

primary

#42C4DA

secondary

#DBA59C

accent

#573EEA

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0D1415

muted

#7E8384

Preview Lab

Preview with #42C4DA

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

Preview Lab → · Contrast checker → · Palette generator →