#42ABCE#42ABCE

#42ABCE is a light, moderate cyan. Relative luminance 0.347; OKLCH L 69.5% C 0.107 H 223.8°. Best body text is #000000 at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#42ABCE
RGB	rgb(66, 171, 206)
HSL	hsl(195, 59%, 53%)
HSV	hsv(195, 68%, 81%)
CMYK	cmyk(68%, 17%, 0%, 19.2%)
CIE-LAB	lab(65.54, -19.00, -26.60)
CIE-LCH	lch(65.54, 32.69, 234.46°)
OKLab	oklab(69.52% -0.0775 -0.0743)
OKLCH	oklch(69.52% 0.107 223.8)
XYZ	xyz(27.9457, 34.7372, 63.6127)
Luminance	0.3474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ABCE #CE6542

analogous

#42CEAB #42ABCE #4265CE

triadic

#42ABCE #CE42AB #ABCE42

tetradic

#42ABCE #AB42CE #CE6542 #65CE42

square

#42ABCE #AB42CE #CE6542 #65CE42

split-complementary

#42ABCE #CE4265 #CEAB42

monochromatic

#1F6177 #2B88A7 #42ABCE #73C1DB #A3D6E7

Accessibility & contrast

On white

2.64

#42ABCE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.95

#42ABCE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ABCE

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ABCE	#FFFFFF	#000000	##000000
##42ABCE	1.00	2.64	7.95	7.95
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.95	21.00	1.00	1.00
##000000	7.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A7D0

Deuteranopia (green-blind)

#8499CE

Tritanopia (blue-blind)

#00B6B6

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #42abce;
/* rgb */ color: rgb(66, 171, 206);
/* oklch */ color: oklch(69.5% 0.107 223.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#42abce",
  "rgb": {
    "r": 66,
    "g": 171,
    "b": 206
  },
  "hsl": {
    "h": 195,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.69517,
    "c": 0.10737,
    "h": 223.8
  },
  "luminance": 0.3474
}

Semantic roles & 50–950 ramp

primary

#42ABCE

secondary

#D4A798

accent

#6D46E2

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1215

muted

#7D8183

Preview Lab

Preview with #42ABCE

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

Preview Lab → · Contrast checker → · Palette generator →