#427ECD#427ECD

#427ECD is a mid, vivid cyan. Relative luminance 0.205; OKLCH L 59.1% C 0.137 H 256.1°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#427ECD
RGB	rgb(66, 126, 205)
HSL	hsl(214, 58%, 53%)
HSV	hsv(214, 68%, 80%)
CMYK	cmyk(67.8%, 38.5%, 0%, 19.6%)
CIE-LAB	lab(52.38, 6.19, -46.62)
CIE-LCH	lch(52.38, 47.03, 277.56°)
OKLab	oklab(59.1% -0.0328 -0.1327)
OKLCH	oklch(59.1% 0.137 256.1)
XYZ	xyz(20.7231, 20.4856, 60.6078)
Luminance	0.2049 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427ECD #CD9142

analogous

#42C3CD #427ECD #4B42CD

triadic

#427ECD #CD427E #7ECD42

tetradic

#427ECD #CD42C3 #CD9142 #42CD4B

square

#427ECD #CD42C3 #CD9142 #42CD4B

split-complementary

#427ECD #CD4B42 #C3CD42

monochromatic

#1F4476 #2C61A6 #427ECD #729FDA #A3C0E7

Accessibility & contrast

On white

4.12

#427ECD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#427ECD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427ECD

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427ECD	#FFFFFF	#000000	##000000
##427ECD	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A84D0

Deuteranopia (green-blind)

#4677CB

Tritanopia (blue-blind)

#00909B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #427ecd;
/* rgb */ color: rgb(66, 126, 205);
/* oklch */ color: oklch(59.1% 0.137 256.1);

Tailwind

colors: {
  custom: {
    50: '#85a2dc',
    500: '#427ecd',
    950: '#000000',
  },
}

SCSS

$custom: #427ecd;
$custom-light: #85a2dc;
$custom-dark: #000000;

JSON

{
  "hex": "#427ecd",
  "rgb": {
    "r": 66,
    "g": 126,
    "b": 205
  },
  "hsl": {
    "h": 214.101,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.59095,
    "c": 0.13669,
    "h": 256.1
  },
  "luminance": 0.20488
}

Semantic roles & 50–950 ramp

primary

#427ECD

secondary

#D3B997

accent

#9E46E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0F15

muted

#7D7E83

Preview Lab

Preview with #427ECD

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

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