#42779A#42779A

#42779A is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.7% C 0.079 H 239.3°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#42779A
RGB	rgb(66, 119, 154)
HSL	hsl(204, 40%, 43%)
HSV	hsv(204, 57%, 60%)
CMYK	cmyk(57.1%, 22.7%, 0%, 39.6%)
CIE-LAB	lab(47.86, -7.02, -24.26)
CIE-LCH	lch(47.86, 25.25, 253.85°)
OKLab	oklab(54.74% -0.0402 -0.0678)
OKLCH	oklch(54.74% 0.079 239.3)
XYZ	xyz(14.6742, 16.6837, 33.0126)
Luminance	0.1668 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42779A #9A6542

analogous

#429A91 #42779A #424B9A

triadic

#42779A #9A4277 #779A42

tetradic

#42779A #91429A #9A6542 #4B9A42

square

#42779A #91429A #9A6542 #4B9A42

split-complementary

#42779A #9A424B #9A9142

monochromatic

#1D3544 #30566F #42779A #5F96BA #8AB2CD

Accessibility & contrast

On white

4.84

#42779A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#42779A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42779A

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42779A	#FFFFFF	#000000	##FFFFFF
##42779A	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#67779C

Deuteranopia (green-blind)

#5B6E99

Tritanopia (blue-blind)

#008083

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #42779a;
/* rgb */ color: rgb(66, 119, 154);
/* oklch */ color: oklch(54.7% 0.079 239.3);

Tailwind

colors: {
  custom: {
    50: '#7d9eb8',
    500: '#42779a',
    950: '#000000',
  },
}

SCSS

$custom: #42779a;
$custom-light: #7d9eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#42779a",
  "rgb": {
    "r": 66,
    "g": 119,
    "b": 154
  },
  "hsl": {
    "h": 203.864,
    "s": 40,
    "l": 43.137
  },
  "oklch": {
    "l": 0.54736,
    "c": 0.07884,
    "h": 239.3
  },
  "luminance": 0.16685
}

Semantic roles & 50–950 ramp

primary

#42779A

secondary

#B89680

accent

#8858D0

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #42779A

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

Preview Lab → · Contrast checker → · Palette generator →