#42668F#42668F

#42668F is a mid, moderate cyan. Relative luminance 0.126; OKLCH L 50.1% C 0.078 H 252.5°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#42668F
RGB	rgb(66, 102, 143)
HSL	hsl(212, 37%, 41%)
HSV	hsv(212, 54%, 56%)
CMYK	cmyk(53.8%, 28.7%, 0%, 43.9%)
CIE-LAB	lab(42.22, -0.44, -26.49)
CIE-LCH	lch(42.22, 26.49, 269.05°)
OKLab	oklab(50.13% -0.0234 -0.0743)
OKLCH	oklch(50.13% 0.078 252.5)
XYZ	xyz(11.9543, 12.6432, 27.7917)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42668F #8F6B42

analogous

#428C8F #42668F #44428F

triadic

#42668F #8F4266 #668F42

tetradic

#42668F #8F428C #8F6B42 #428F44

square

#42668F #8F428C #8F6B42 #428F44

split-complementary

#42668F #8F4442 #8C8F42

monochromatic

#1B2A3B #2F4865 #42668F #5B84B3 #85A4C7

Accessibility & contrast

On white

5.95

#42668F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#42668F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42668F

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42668F	#FFFFFF	#000000	##FFFFFF
##42668F	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556891

Deuteranopia (green-blind)

#4C608E

Tritanopia (blue-blind)

#186F74

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #42668f;
/* rgb */ color: rgb(66, 102, 143);
/* oklch */ color: oklch(50.1% 0.078 252.5);

Tailwind

colors: {
  custom: {
    50: '#7c91b0',
    500: '#42668f',
    950: '#000000',
  },
}

SCSS

$custom: #42668f;
$custom-light: #7c91b0;
$custom-dark: #000000;

JSON

{
  "hex": "#42668f",
  "rgb": {
    "r": 66,
    "g": 102,
    "b": 143
  },
  "hsl": {
    "h": 211.948,
    "s": 36.842,
    "l": 40.98
  },
  "oklch": {
    "l": 0.50129,
    "c": 0.07788,
    "h": 252.5
  },
  "luminance": 0.12644
}

Semantic roles & 50–950 ramp

primary

#42668F

secondary

#B1987B

accent

#985BCD

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#0A0C10

muted

#7C7D7F

Preview Lab

Preview with #42668F

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

Preview Lab → · Contrast checker → · Palette generator →