#4248E8#4248E8

#4248E8 is a mid, highly saturated blue. Relative luminance 0.116; OKLCH L 50.8% C 0.235 H 272.7°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4248E8
RGB	rgb(66, 72, 232)
HSL	hsl(238, 78%, 58%)
HSV	hsv(238, 72%, 91%)
CMYK	cmyk(71.6%, 69%, 0%, 9%)
CIE-LAB	lab(40.60, 49.02, -81.03)
CIE-LCH	lch(40.60, 94.71, 301.17°)
OKLab	oklab(50.83% 0.0112 -0.2344)
OKLCH	oklch(50.83% 0.235 272.7)
XYZ	xyz(19.1247, 11.6172, 77.5627)
Luminance	0.1162 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4248E8 #E8E242

analogous

#429BE8 #4248E8 #8F42E8

triadic

#4248E8 #E84248 #48E842

tetradic

#4248E8 #E8429B #E8E242 #42E88F

square

#4248E8 #E8429B #E8E242 #42E88F

split-complementary

#4248E8 #E88F42 #9BE842

monochromatic

#13189D #1A20D3 #4248E8 #797DEF #AFB2F5

Accessibility & contrast

On white

6.32

#4248E8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#4248E8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4248E8

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4248E8	#FFFFFF	#000000	##FFFFFF
##4248E8	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068ED

Deuteranopia (green-blind)

#0058E5

Tritanopia (blue-blind)

#007493

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4248e8;
/* rgb */ color: rgb(66, 72, 232);
/* oklch */ color: oklch(50.8% 0.235 272.7);

Tailwind

colors: {
  custom: {
    50: '#8d7cf1',
    500: '#4248e8',
    950: '#000000',
  },
}

SCSS

$custom: #4248e8;
$custom-light: #8d7cf1;
$custom-dark: #000000;

JSON

{
  "hex": "#4248e8",
  "rgb": {
    "r": 66,
    "g": 72,
    "b": 232
  },
  "hsl": {
    "h": 237.831,
    "s": 78.302,
    "l": 58.431
  },
  "oklch": {
    "l": 0.50832,
    "c": 0.23463,
    "h": 272.7
  },
  "luminance": 0.11619
}

Semantic roles & 50–950 ramp

primary

#4248E8

secondary

#E4E1A2

accent

#EE33F5

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0917

muted

#7E7B85

Preview Lab

Preview with #4248E8

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

Preview Lab → · Contrast checker → · Palette generator →