#42ACCE#42ACCE

#42ACCE is a light, moderate cyan. Relative luminance 0.351; OKLCH L 69.8% C 0.107 H 222.9°. Best body text is #000000 at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#42ACCE
RGB	rgb(66, 172, 206)
HSL	hsl(195, 59%, 53%)
HSV	hsv(195, 68%, 81%)
CMYK	cmyk(68%, 16.5%, 0%, 19.2%)
CIE-LAB	lab(65.84, -19.53, -26.15)
CIE-LCH	lch(65.84, 32.64, 233.25°)
OKLab	oklab(69.75% -0.0785 -0.073)
OKLCH	oklch(69.75% 0.107 222.9)
XYZ	xyz(28.1353, 35.1164, 63.6759)
Luminance	0.3512 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ACCE #CE6442

analogous

#42CEAA #42ACCE #4266CE

triadic

#42ACCE #CE42AC #ACCE42

tetradic

#42ACCE #AA42CE #CE6442 #66CE42

square

#42ACCE #AA42CE #CE6442 #66CE42

split-complementary

#42ACCE #CE4266 #CEAA42

monochromatic

#1F6177 #2B89A7 #42ACCE #73C1DB #A3D7E7

Accessibility & contrast

On white

2.62

#42ACCE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.02

#42ACCE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ACCE

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ACCE	#FFFFFF	#000000	##000000
##42ACCE	1.00	2.62	8.02	8.02
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.02	21.00	1.00	1.00
##000000	8.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98A8D0

Deuteranopia (green-blind)

#859ACE

Tritanopia (blue-blind)

#00B7B7

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #42acce;
/* rgb */ color: rgb(66, 172, 206);
/* oklch */ color: oklch(69.8% 0.107 222.9);

Tailwind

colors: {
  custom: {
    50: '#87c4dd',
    500: '#42acce',
    950: '#000000',
  },
}

SCSS

$custom: #42acce;
$custom-light: #87c4dd;
$custom-dark: #000000;

JSON

{
  "hex": "#42acce",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 206
  },
  "hsl": {
    "h": 194.571,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.69754,
    "c": 0.10721,
    "h": 222.9
  },
  "luminance": 0.3512
}

Semantic roles & 50–950 ramp

primary

#42ACCE

secondary

#D4A698

accent

#6C46E2

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1215

muted

#7D8183

Preview Lab

Preview with #42ACCE

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

Preview Lab → · Contrast checker → · Palette generator →