#4263DC#4263DC

#4263DC is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.5% C 0.189 H 268.0°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#4263DC
RGB	rgb(66, 99, 220)
HSL	hsl(227, 69%, 56%)
HSV	hsv(227, 70%, 86%)
CMYK	cmyk(70%, 55%, 0%, 13.7%)
CIE-LAB	lab(45.97, 28.40, -65.44)
CIE-LCH	lch(45.97, 71.34, 293.46°)
OKLab	oklab(54.48% -0.0065 -0.1885)
OKLCH	oklch(54.48% 0.189 268)
XYZ	xyz(19.6224, 15.2472, 69.6052)
Luminance	0.1525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4263DC #DCBB42

analogous

#42B0DC #4263DC #6E42DC

triadic

#4263DC #DC4263 #63DC42

tetradic

#4263DC #DC42B0 #DCBB42 #42DC6E

square

#4263DC #DC42B0 #DCBB42 #42DC6E

split-complementary

#4263DC #DC6E42 #B0DC42

monochromatic

#1A328A #2344BE #4263DC #768EE6 #A9B8EF

Accessibility & contrast

On white

5.19

#4263DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#4263DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4263DC

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4263DC	#FFFFFF	#000000	##FFFFFF
##4263DC	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074E0

Deuteranopia (green-blind)

#0066DA

Tritanopia (blue-blind)

#008096

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4263dc;
/* rgb */ color: rgb(66, 99, 220);
/* oklch */ color: oklch(54.5% 0.189 268.0);

Tailwind

colors: {
  custom: {
    50: '#898fe8',
    500: '#4263dc',
    950: '#000000',
  },
}

SCSS

$custom: #4263dc;
$custom-light: #898fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4263dc",
  "rgb": {
    "r": 66,
    "g": 99,
    "b": 220
  },
  "hsl": {
    "h": 227.143,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.54485,
    "c": 0.18857,
    "h": 268
  },
  "luminance": 0.15249
}

Semantic roles & 50–950 ramp

primary

#4263DC

secondary

#DDCF9D

accent

#C63CEC

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4263DC

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

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