#42A2D3#42A2D3

#42A2D3 is a light, moderate cyan. Relative luminance 0.317; OKLCH L 67.6% C 0.115 H 234.4°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#42A2D3
RGB	rgb(66, 162, 211)
HSL	hsl(200, 62%, 54%)
HSV	hsv(200, 69%, 83%)
CMYK	cmyk(68.7%, 23.2%, 0%, 17.3%)
CIE-LAB	lab(63.09, -12.56, -33.16)
CIE-LCH	lch(63.09, 35.46, 249.26°)
OKLab	oklab(67.63% -0.0666 -0.0932)
OKLCH	oklch(67.63% 0.115 234.4)
XYZ	xyz(26.9203, 31.6991, 66.3152)
Luminance	0.3170 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A2D3 #D37342

analogous

#42D3BC #42A2D3 #425AD3

triadic

#42A2D3 #D342A2 #A2D342

tetradic

#42A2D3 #BC42D3 #D37342 #5AD342

square

#42A2D3 #BC42D3 #D37342 #5AD342

split-complementary

#42A2D3 #D3425A #D3BC42

monochromatic

#1D5D7D #2982AF #42A2D3 #74BADF #A5D3EA

Accessibility & contrast

On white

2.86

#42A2D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#42A2D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42A2D3

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A2D3	#FFFFFF	#000000	##000000
##42A2D3	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8AA1D5

Deuteranopia (green-blind)

#7692D2

Tritanopia (blue-blind)

#00AFB3

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #42a2d3;
/* rgb */ color: rgb(66, 162, 211);
/* oklch */ color: oklch(67.6% 0.115 234.4);

Tailwind

colors: {
  custom: {
    50: '#87bde0',
    500: '#42a2d3',
    950: '#000000',
  },
}

SCSS

$custom: #42a2d3;
$custom-light: #87bde0;
$custom-dark: #000000;

JSON

{
  "hex": "#42a2d3",
  "rgb": {
    "r": 66,
    "g": 162,
    "b": 211
  },
  "hsl": {
    "h": 200.276,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.67627,
    "c": 0.11456,
    "h": 234.4
  },
  "luminance": 0.31702
}

Semantic roles & 50–950 ramp

primary

#42A2D3

secondary

#D7AE9A

accent

#7A42E5

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0D1215

muted

#7D8183

Preview Lab

Preview with #42A2D3

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

Preview Lab → · Contrast checker → · Palette generator →