#4265DF#4265DF

#4265DF is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.1% C 0.190 H 267.6°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#4265DF
RGB	rgb(66, 101, 223)
HSL	hsl(227, 71%, 57%)
HSV	hsv(227, 70%, 87%)
CMYK	cmyk(70.4%, 54.7%, 0%, 12.5%)
CIE-LAB	lab(46.70, 28.20, -65.96)
CIE-LCH	lch(46.70, 71.74, 293.15°)
OKLab	oklab(55.1% -0.0079 -0.19)
OKLCH	oklch(55.1% 0.19 267.6)
XYZ	xyz(20.2151, 15.7913, 71.7804)
Luminance	0.1579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4265DF #DFBC42

analogous

#42B4DF #4265DF #6E42DF

triadic

#4265DF #DF4265 #65DF42

tetradic

#4265DF #DF42B4 #DFBC42 #42DF6E

square

#4265DF #DF42B4 #DFBC42 #42DF6E

split-complementary

#4265DF #DF6E42 #B4DF42

monochromatic

#18338E #2145C3 #4265DF #7690E8 #ABBAF1

Accessibility & contrast

On white

5.05

#4265DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#4265DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4265DF

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4265DF	#FFFFFF	#000000	##FFFFFF
##4265DF	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076E3

Deuteranopia (green-blind)

#0068DD

Tritanopia (blue-blind)

#008398

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4265df;
/* rgb */ color: rgb(66, 101, 223);
/* oklch */ color: oklch(55.1% 0.190 267.6);

Tailwind

colors: {
  custom: {
    50: '#8990ea',
    500: '#4265df',
    950: '#000000',
  },
}

SCSS

$custom: #4265df;
$custom-light: #8990ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4265df",
  "rgb": {
    "r": 66,
    "g": 101,
    "b": 223
  },
  "hsl": {
    "h": 226.624,
    "s": 71.041,
    "l": 56.667
  },
  "oklch": {
    "l": 0.551,
    "c": 0.19013,
    "h": 267.6
  },
  "luminance": 0.15793
}

Semantic roles & 50–950 ramp

primary

#4265DF

secondary

#DFD09E

accent

#C63AEE

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4265DF

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

Preview Lab → · Contrast checker → · Palette generator →