#42C1DA#42C1DA

#42C1DA is a light, moderate teal. Relative luminance 0.444; OKLCH L 75.2% C 0.114 H 213.6°. Best body text is #000000 at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#42C1DA
RGB	rgb(66, 193, 218)
HSL	hsl(190, 67%, 56%)
HSV	hsv(190, 70%, 85%)
CMYK	cmyk(69.7%, 11.5%, 0%, 14.5%)
CIE-LAB	lab(72.47, -26.50, -22.59)
CIE-LCH	lch(72.47, 34.82, 220.44°)
OKLab	oklab(75.22% -0.0948 -0.0629)
OKLCH	oklch(75.22% 0.114 213.6)
XYZ	xyz(33.9663, 44.3562, 73.0876)
Luminance	0.4436 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C1DA #DA5B42

analogous

#42DAA7 #42C1DA #4275DA

triadic

#42C1DA #DA42C1 #C1DA42

tetradic

#42C1DA #A742DA #DA5B42 #75DA42

square

#42C1DA #A742DA #DA5B42 #75DA42

split-complementary

#42C1DA #DA4275 #DAA742

monochromatic

#1A7587 #24A2BA #42C1DA #75D2E4 #A8E3EE

Accessibility & contrast

On white

2.13

#42C1DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.87

#42C1DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C1DA

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C1DA	#FFFFFF	#000000	##000000
##42C1DA	1.00	2.13	9.87	9.87
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.87	21.00	1.00	1.00
##000000	9.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFBBDB

Deuteranopia (green-blind)

#99ABDA

Tritanopia (blue-blind)

#00CBC9

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42c1da;
/* rgb */ color: rgb(66, 193, 218);
/* oklch */ color: oklch(75.2% 0.114 213.6);

Tailwind

colors: {
  custom: {
    50: '#8ad4e5',
    500: '#42c1da',
    950: '#000000',
  },
}

SCSS

$custom: #42c1da;
$custom-light: #8ad4e5;
$custom-dark: #000000;

JSON

{
  "hex": "#42c1da",
  "rgb": {
    "r": 66,
    "g": 193,
    "b": 218
  },
  "hsl": {
    "h": 189.868,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.7522,
    "c": 0.11377,
    "h": 213.6
  },
  "luminance": 0.4436
}

Semantic roles & 50–950 ramp

primary

#42C1DA

secondary

#DBA79C

accent

#5A3EEA

background

#F9FDFE

surface

#F1FAFC

border

#CBD3D5

text

#0D1415

muted

#7E8384

Preview Lab

Preview with #42C1DA

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

Preview Lab → · Contrast checker → · Palette generator →