#427CAA#427CAA

#427CAA is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.7% C 0.094 H 244.5°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#427CAA
RGB	rgb(66, 124, 170)
HSL	hsl(207, 44%, 46%)
HSV	hsv(207, 61%, 67%)
CMYK	cmyk(61.2%, 27.1%, 0%, 33.3%)
CIE-LAB	lab(50.07, -4.68, -30.17)
CIE-LCH	lch(50.07, 30.53, 261.18°)
OKLab	oklab(56.71% -0.0405 -0.0848)
OKLCH	oklch(56.71% 0.094 244.5)
XYZ	xyz(16.7074, 18.4743, 40.7078)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427CAA #AA7042

analogous

#42AAA4 #427CAA #4248AA

triadic

#427CAA #AA427C #7CAA42

tetradic

#427CAA #A442AA #AA7042 #48AA42

square

#427CAA #A442AA #AA7042 #48AA42

split-complementary

#427CAA #AA4248 #AAA442

monochromatic

#203C52 #315C7E #427CAA #669AC3 #92B7D5

Accessibility & contrast

On white

4.47

#427CAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#427CAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427CAA

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427CAA	#FFFFFF	#000000	##000000
##427CAA	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#687DAC

Deuteranopia (green-blind)

#5A73A9

Tritanopia (blue-blind)

#00878C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #427caa;
/* rgb */ color: rgb(66, 124, 170);
/* oklch */ color: oklch(56.7% 0.094 244.5);

Tailwind

colors: {
  custom: {
    50: '#80a1c3',
    500: '#427caa',
    950: '#000000',
  },
}

SCSS

$custom: #427caa;
$custom-light: #80a1c3;
$custom-dark: #000000;

JSON

{
  "hex": "#427caa",
  "rgb": {
    "r": 66,
    "g": 124,
    "b": 170
  },
  "hsl": {
    "h": 206.538,
    "s": 44.068,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56713,
    "c": 0.09398,
    "h": 244.5
  },
  "luminance": 0.18476
}

Semantic roles & 50–950 ramp

primary

#427CAA

secondary

#C0A188

accent

#8D54D4

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F12

muted

#7C7E81

Preview Lab

Preview with #427CAA

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

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