#4265EA#4265EA

#4265EA is a mid, highly saturated blue. Relative luminance 0.164; OKLCH L 56.0% C 0.205 H 267.9°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4265EA
RGB	rgb(66, 101, 234)
HSL	hsl(228, 80%, 59%)
HSV	hsv(228, 72%, 92%)
CMYK	cmyk(71.8%, 56.8%, 0%, 8.2%)
CIE-LAB	lab(47.50, 32.11, -70.87)
CIE-LCH	lch(47.50, 77.81, 294.37°)
OKLab	oklab(55.95% -0.0074 -0.2044)
OKLCH	oklch(55.95% 0.205 267.9)
XYZ	xyz(21.7466, 16.4038, 79.8461)
Luminance	0.1641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4265EA #EAC742

analogous

#42B9EA #4265EA #7342EA

triadic

#4265EA #EA4265 #65EA42

tetradic

#4265EA #EA42B9 #EAC742 #42EA73

square

#4265EA #EA42B9 #EAC742 #42EA73

split-complementary

#4265EA #EA7342 #B9EA42

monochromatic

#122FA0 #1840D7 #4265EA #7992F0 #B0BFF6

Accessibility & contrast

On white

4.91

#4265EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#4265EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4265EA

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4265EA	#FFFFFF	#000000	##FFFFFF
##4265EA	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0079EF

Deuteranopia (green-blind)

#0069E7

Tritanopia (blue-blind)

#00869E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4265ea;
/* rgb */ color: rgb(66, 101, 234);
/* oklch */ color: oklch(56.0% 0.205 267.9);

Tailwind

colors: {
  custom: {
    50: '#8c90f2',
    500: '#4265ea',
    950: '#000000',
  },
}

SCSS

$custom: #4265ea;
$custom-light: #8c90f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4265ea",
  "rgb": {
    "r": 66,
    "g": 101,
    "b": 234
  },
  "hsl": {
    "h": 227.5,
    "s": 80,
    "l": 58.824
  },
  "oklch": {
    "l": 0.55953,
    "c": 0.20453,
    "h": 267.9
  },
  "luminance": 0.16406
}

Semantic roles & 50–950 ramp

primary

#4265EA

secondary

#E5D7A3

accent

#CD31F6

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C17

muted

#7E7D85

Preview Lab

Preview with #4265EA

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

Preview Lab → · Contrast checker → · Palette generator →