#42AED2#42AED2

#42AED2 is a light, moderate cyan. Relative luminance 0.361; OKLCH L 70.4% C 0.110 H 223.9°. Best body text is #000000 at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#42AED2
RGB	rgb(66, 174, 210)
HSL	hsl(195, 62%, 54%)
HSV	hsv(195, 69%, 82%)
CMYK	cmyk(68.6%, 17.1%, 0%, 17.6%)
CIE-LAB	lab(66.58, -19.30, -27.22)
CIE-LCH	lch(66.58, 33.37, 234.65°)
OKLab	oklab(70.4% -0.079 -0.0761)
OKLCH	oklch(70.4% 0.11 223.9)
XYZ	xyz(29.0109, 36.0803, 66.3955)
Luminance	0.3608 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42AED2 #D26642

analogous

#42D2AE #42AED2 #4266D2

triadic

#42AED2 #D242AE #AED242

tetradic

#42AED2 #AE42D2 #D26642 #66D242

square

#42AED2 #AE42D2 #D26642 #66D242

split-complementary

#42AED2 #D24266 #D2AE42

monochromatic

#1E647C #298CAD #42AED2 #73C3DE #A5D8EA

Accessibility & contrast

On white

2.56

#42AED2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.22

#42AED2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42AED2

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42AED2	#FFFFFF	#000000	##000000
##42AED2	1.00	2.56	8.22	8.22
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.22	21.00	1.00	1.00
##000000	8.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AAAD4

Deuteranopia (green-blind)

#869CD2

Tritanopia (blue-blind)

#00B9BA

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #42aed2;
/* rgb */ color: rgb(66, 174, 210);
/* oklch */ color: oklch(70.4% 0.110 223.9);

Tailwind

colors: {
  custom: {
    50: '#87c6e0',
    500: '#42aed2',
    950: '#000000',
  },
}

SCSS

$custom: #42aed2;
$custom-light: #87c6e0;
$custom-dark: #000000;

JSON

{
  "hex": "#42aed2",
  "rgb": {
    "r": 66,
    "g": 174,
    "b": 210
  },
  "hsl": {
    "h": 195,
    "s": 61.538,
    "l": 54.118
  },
  "oklch": {
    "l": 0.70398,
    "c": 0.10967,
    "h": 223.9
  },
  "luminance": 0.36083
}

Semantic roles & 50–950 ramp

primary

#42AED2

secondary

#D7A999

accent

#6C43E5

background

#F9FCFD

surface

#F1F8FB

border

#CBD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #42AED2

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

Preview Lab → · Contrast checker → · Palette generator →