#427EAC#427EAC

#427EAC is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.3% C 0.095 H 243.7°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#427EAC
RGB	rgb(66, 126, 172)
HSL	hsl(206, 45%, 47%)
HSV	hsv(206, 62%, 67%)
CMYK	cmyk(61.6%, 26.7%, 0%, 32.5%)
CIE-LAB	lab(50.75, -5.19, -30.26)
CIE-LCH	lch(50.75, 30.70, 260.28°)
OKLab	oklab(57.29% -0.042 -0.0851)
OKLCH	oklch(57.29% 0.095 243.7)
XYZ	xyz(17.1512, 19.0569, 41.7962)
Luminance	0.1906 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427EAC #AC7042

analogous

#42ACA5 #427EAC #4249AC

triadic

#427EAC #AC427E #7EAC42

tetradic

#427EAC #A542AC #AC7042 #49AC42

square

#427EAC #A542AC #AC7042 #49AC42

split-complementary

#427EAC #AC4249 #ACA542

monochromatic

#203D54 #315E80 #427EAC #679CC5 #93B9D6

Accessibility & contrast

On white

4.36

#427EAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#427EAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427EAC

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427EAC	#FFFFFF	#000000	##000000
##427EAC	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7FAE

Deuteranopia (green-blind)

#5B74AB

Tritanopia (blue-blind)

#00898E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #427eac;
/* rgb */ color: rgb(66, 126, 172);
/* oklch */ color: oklch(57.3% 0.095 243.7);

Tailwind

colors: {
  custom: {
    50: '#80a3c5',
    500: '#427eac',
    950: '#000000',
  },
}

SCSS

$custom: #427eac;
$custom-light: #80a3c5;
$custom-dark: #000000;

JSON

{
  "hex": "#427eac",
  "rgb": {
    "r": 66,
    "g": 126,
    "b": 172
  },
  "hsl": {
    "h": 206.038,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.57285,
    "c": 0.09488,
    "h": 243.7
  },
  "luminance": 0.19059
}

Semantic roles & 50–950 ramp

primary

#427EAC

secondary

#C1A189

accent

#8B54D4

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #427EAC

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

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