#4027E2#4027E2

#4027E2 is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 46.0% C 0.257 H 275.4°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#4027E2
RGB	rgb(64, 39, 226)
HSL	hsl(248, 76%, 52%)
HSV	hsv(248, 83%, 89%)
CMYK	cmyk(71.7%, 82.7%, 0%, 11.4%)
CIE-LAB	lab(34.05, 63.56, -88.45)
CIE-LCH	lch(34.05, 108.92, 305.70°)
OKLab	oklab(46% 0.024 -0.2557)
OKLCH	oklch(46% 0.257 275.4)
XYZ	xyz(16.5628, 8.0304, 72.6139)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4027E2 #C9E227

analogous

#276CE2 #4027E2 #9D27E2

triadic

#4027E2 #E24027 #27E240

tetradic

#4027E2 #E2276C #C9E227 #27E29D

square

#4027E2 #E2276C #C9E227 #27E29D

split-complementary

#4027E2 #E29D27 #6CE227

monochromatic

#1F117E #2D18B4 #4027E2 #705DE9 #9F93F0

Accessibility & contrast

On white

8.06

#4027E2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#4027E2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4027E2

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4027E2	#FFFFFF	#000000	##FFFFFF
##4027E2	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058E7

Deuteranopia (green-blind)

#0048DF

Tritanopia (blue-blind)

#006488

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4027e2;
/* rgb */ color: rgb(64, 39, 226);
/* oklch */ color: oklch(46.0% 0.257 275.4);

Tailwind

colors: {
  custom: {
    50: '#8e68ed',
    500: '#4027e2',
    950: '#000000',
  },
}

SCSS

$custom: #4027e2;
$custom-light: #8e68ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4027e2",
  "rgb": {
    "r": 64,
    "g": 39,
    "b": 226
  },
  "hsl": {
    "h": 248.021,
    "s": 76.327,
    "l": 51.961
  },
  "oklch": {
    "l": 0.46,
    "c": 0.25679,
    "h": 275.4
  },
  "luminance": 0.08032
}

Semantic roles & 50–950 ramp

primary

#4027E2

secondary

#D0DB89

accent

#F335D9

background

#F9F6FE

surface

#F2EBFD

border

#CCC6D5

text

#0E0717

muted

#7E7A85

Preview Lab

Preview with #4027E2

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

Preview Lab → · Contrast checker → · Palette generator →