#42A2D1#42A2D1

#42A2D1 is a light, moderate cyan. Relative luminance 0.316; OKLCH L 67.5% C 0.113 H 233.3°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#42A2D1
RGB	rgb(66, 162, 209)
HSL	hsl(200, 61%, 54%)
HSV	hsv(200, 68%, 82%)
CMYK	cmyk(68.4%, 22.5%, 0%, 18%)
CIE-LAB	lab(63.01, -13.22, -32.18)
CIE-LCH	lch(63.01, 34.79, 247.67°)
OKLab	oklab(67.53% -0.0673 -0.0904)
OKLCH	oklch(67.53% 0.113 233.3)
XYZ	xyz(26.6712, 31.5994, 65.0029)
Luminance	0.3160 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A2D1 #D17142

analogous

#42D1B8 #42A2D1 #425BD1

triadic

#42A2D1 #D142A2 #A2D142

tetradic

#42A2D1 #B842D1 #D17142 #5BD142

square

#42A2D1 #B842D1 #D17142 #5BD142

split-complementary

#42A2D1 #D1425B #D1B842

monochromatic

#1E5C7B #2A81AC #42A2D1 #73BADD #A4D2E9

Accessibility & contrast

On white

2.87

#42A2D1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#42A2D1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42A2D1

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A2D1	#FFFFFF	#000000	##000000
##42A2D1	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BA0D3

Deuteranopia (green-blind)

#7792D0

Tritanopia (blue-blind)

#00AFB2

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #42a2d1;
/* rgb */ color: rgb(66, 162, 209);
/* oklch */ color: oklch(67.5% 0.113 233.3);

Tailwind

colors: {
  custom: {
    50: '#87bddf',
    500: '#42a2d1',
    950: '#000000',
  },
}

SCSS

$custom: #42a2d1;
$custom-light: #87bddf;
$custom-dark: #000000;

JSON

{
  "hex": "#42a2d1",
  "rgb": {
    "r": 66,
    "g": 162,
    "b": 209
  },
  "hsl": {
    "h": 199.72,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.67534,
    "c": 0.11268,
    "h": 233.3
  },
  "luminance": 0.31602
}

Semantic roles & 50–950 ramp

primary

#42A2D1

secondary

#D6AD99

accent

#7844E4

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #42A2D1

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

Preview Lab → · Contrast checker → · Palette generator →