#4263E2#4263E2

#4263E2 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.9% C 0.196 H 268.2°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#4263E2
RGB	rgb(66, 99, 226)
HSL	hsl(228, 73%, 57%)
HSV	hsv(228, 71%, 89%)
CMYK	cmyk(70.8%, 56.2%, 0%, 11.4%)
CIE-LAB	lab(46.41, 30.53, -68.14)
CIE-LCH	lch(46.41, 74.66, 294.13°)
OKLab	oklab(54.95% -0.0062 -0.1964)
OKLCH	oklch(54.95% 0.196 268.2)
XYZ	xyz(20.4313, 15.5708, 73.8655)
Luminance	0.1557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4263E2 #E2C142

analogous

#42B3E2 #4263E2 #7142E2

triadic

#4263E2 #E24263 #63E242

tetradic

#4263E2 #E242B3 #E2C142 #42E271

square

#4263E2 #E242B3 #E2C142 #42E271

split-complementary

#4263E2 #E27142 #B3E242

monochromatic

#173093 #1F42C8 #4263E2 #778FEA #ACBBF2

Accessibility & contrast

On white

5.10

#4263E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#4263E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4263E2

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4263E2	#FFFFFF	#000000	##FFFFFF
##4263E2	1.00	5.10	4.11	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076E6

Deuteranopia (green-blind)

#0067DF

Tritanopia (blue-blind)

#008299

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4263e2;
/* rgb */ color: rgb(66, 99, 226);
/* oklch */ color: oklch(54.9% 0.196 268.2);

Tailwind

colors: {
  custom: {
    50: '#8a8fec',
    500: '#4263e2',
    950: '#000000',
  },
}

SCSS

$custom: #4263e2;
$custom-light: #8a8fec;
$custom-dark: #000000;

JSON

{
  "hex": "#4263e2",
  "rgb": {
    "r": 66,
    "g": 99,
    "b": 226
  },
  "hsl": {
    "h": 227.625,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.54949,
    "c": 0.19648,
    "h": 268.2
  },
  "luminance": 0.15573
}

Semantic roles & 50–950 ramp

primary

#4263E2

secondary

#E0D39F

accent

#CA38F0

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4263E2

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

Preview Lab → · Contrast checker → · Palette generator →