#4F64F8#4F64F8

#4F64F8 is a mid, highly saturated blue. Relative luminance 0.176; OKLCH L 57.5% C 0.220 H 271.4°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4F64F8
RGB	rgb(79, 100, 248)
HSL	hsl(233, 92%, 64%)
HSV	hsv(233, 68%, 97%)
CMYK	cmyk(68.1%, 59.7%, 0%, 2.7%)
CIE-LAB	lab(48.95, 39.21, -76.32)
CIE-LCH	lch(48.95, 85.81, 297.19°)
OKLab	oklab(57.53% 0.0055 -0.2201)
OKLCH	oklch(57.53% 0.22 271.4)
XYZ	xyz(24.7192, 17.5515, 90.8738)
Luminance	0.1755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F64F8 #F8E34F

analogous

#4FB9F8 #4F64F8 #8E4FF8

triadic

#4F64F8 #F84F64 #64F84F

tetradic

#4F64F8 #F84FB9 #F8E34F #4FF88E

square

#4F64F8 #F84FB9 #F8E34F #4FF88E

split-complementary

#4F64F8 #F88E4F #B9F84F

monochromatic

#081FC5 #1430F6 #4F64F8 #8A98FA #C5CCFD

Accessibility & contrast

On white

4.66

#4F64F8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#4F64F8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4F64F8

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F64F8	#FFFFFF	#000000	##FFFFFF
##4F64F8	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007CFD

Deuteranopia (green-blind)

#006DF5

Tritanopia (blue-blind)

#0089A4

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4f64f8;
/* rgb */ color: rgb(79, 100, 248);
/* oklch */ color: oklch(57.5% 0.220 271.4);

Tailwind

colors: {
  custom: {
    50: '#9490fc',
    500: '#4f64f8',
    950: '#000000',
  },
}

SCSS

$custom: #4f64f8;
$custom-light: #9490fc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f64f8",
  "rgb": {
    "r": 79,
    "g": 100,
    "b": 248
  },
  "hsl": {
    "h": 232.544,
    "s": 92.35,
    "l": 64.118
  },
  "oklch": {
    "l": 0.57532,
    "c": 0.22021,
    "h": 271.4
  },
  "luminance": 0.17554
}

Semantic roles & 50–950 ramp

primary

#4F64F8

secondary

#EFE8B4

accent

#C900E6

background

#FAF8FF

surface

#F3F0FF

border

#CDCBD7

text

#0F0C18

muted

#7F7D86

Preview Lab

Preview with #4F64F8

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

Preview Lab → · Contrast checker → · Palette generator →