#42ACCB#42ACCB

#42ACCB is a light, moderate cyan. Relative luminance 0.350; OKLCH L 69.6% C 0.105 H 220.8°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#42ACCB
RGB	rgb(66, 172, 203)
HSL	hsl(194, 57%, 53%)
HSV	hsv(194, 67%, 80%)
CMYK	cmyk(67.5%, 15.3%, 0%, 20.4%)
CIE-LAB	lab(65.73, -20.47, -24.66)
CIE-LCH	lch(65.73, 32.05, 230.30°)
OKLab	oklab(69.63% -0.0796 -0.0688)
OKLCH	oklch(69.63% 0.105 220.8)
XYZ	xyz(27.7744, 34.9720, 61.7748)
Luminance	0.3498 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ACCB #CB6142

analogous

#42CBA6 #42ACCB #4267CB

triadic

#42ACCB #CB42AC #ACCB42

tetradic

#42ACCB #A642CB #CB6142 #67CB42

square

#42ACCB #A642CB #CB6142 #67CB42

split-complementary

#42ACCB #CB4267 #CBA642

monochromatic

#206073 #2D88A3 #42ACCB #72C1D8 #A2D6E5

Accessibility & contrast

On white

2.63

#42ACCB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.99

#42ACCB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ACCB

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ACCB	#FFFFFF	#000000	##000000
##42ACCB	1.00	2.63	7.99	7.99
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.99	21.00	1.00	1.00
##000000	7.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99A8CD

Deuteranopia (green-blind)

#869ACB

Tritanopia (blue-blind)

#00B6B6

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #42accb;
/* rgb */ color: rgb(66, 172, 203);
/* oklch */ color: oklch(69.6% 0.105 220.8);

Tailwind

colors: {
  custom: {
    50: '#86c5db',
    500: '#42accb',
    950: '#000000',
  },
}

SCSS

$custom: #42accb;
$custom-light: #86c5db;
$custom-dark: #000000;

JSON

{
  "hex": "#42accb",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 203
  },
  "hsl": {
    "h": 193.577,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.69627,
    "c": 0.10524,
    "h": 220.8
  },
  "luminance": 0.34975
}

Semantic roles & 50–950 ramp

primary

#42ACCB

secondary

#D2A497

accent

#6A48E0

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #42ACCB

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

Preview Lab → · Contrast checker → · Palette generator →