#427BA2#427BA2

#427BA2 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 56.1% C 0.085 H 240.5°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#427BA2
RGB	rgb(66, 123, 162)
HSL	hsl(204, 42%, 45%)
HSV	hsv(204, 59%, 64%)
CMYK	cmyk(59.3%, 24.1%, 0%, 36.5%)
CIE-LAB	lab(49.41, -6.75, -26.53)
CIE-LCH	lch(49.41, 27.38, 255.73°)
OKLab	oklab(56.08% -0.042 -0.0743)
OKLCH	oklch(56.08% 0.085 240.5)
XYZ	xyz(15.8489, 17.9314, 36.8013)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427BA2 #A26942

analogous

#42A299 #427BA2 #424BA2

triadic

#427BA2 #A2427B #7BA242

tetradic

#427BA2 #9942A2 #A26942 #4BA242

square

#427BA2 #9942A2 #A26942 #4BA242

split-complementary

#427BA2 #A2424B #A29942

monochromatic

#1F394B #305A77 #427BA2 #6299BF #8EB6D1

Accessibility & contrast

On white

4.58

#427BA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#427BA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427BA2

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427BA2	#FFFFFF	#000000	##000000
##427BA2	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7BA4

Deuteranopia (green-blind)

#5C71A1

Tritanopia (blue-blind)

#008588

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #427ba2;
/* rgb */ color: rgb(66, 123, 162);
/* oklch */ color: oklch(56.1% 0.085 240.5);

Tailwind

colors: {
  custom: {
    50: '#7fa1bd',
    500: '#427ba2',
    950: '#000000',
  },
}

SCSS

$custom: #427ba2;
$custom-light: #7fa1bd;
$custom-dark: #000000;

JSON

{
  "hex": "#427ba2",
  "rgb": {
    "r": 66,
    "g": 123,
    "b": 162
  },
  "hsl": {
    "h": 204.375,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.5608,
    "c": 0.0854,
    "h": 240.5
  },
  "luminance": 0.17933
}

Semantic roles & 50–950 ramp

primary

#427BA2

secondary

#BC9B84

accent

#8856D2

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #427BA2

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

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