#4F73E8#4F73E8

#4F73E8 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.1% C 0.181 H 267.7°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#4F73E8
RGB	rgb(79, 115, 232)
HSL	hsl(226, 77%, 61%)
HSV	hsv(226, 66%, 91%)
CMYK	cmyk(65.9%, 50.4%, 0%, 9%)
CIE-LAB	lab(51.55, 24.49, -63.16)
CIE-LCH	lch(51.55, 67.74, 291.20°)
OKLab	oklab(59.13% -0.0073 -0.1812)
OKLCH	oklch(59.13% 0.181 267.7)
XYZ	xyz(23.9157, 19.7477, 78.8796)
Luminance	0.1975 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73E8 #E8C44F

analogous

#4FC0E8 #4F73E8 #774FE8

triadic

#4F73E8 #E84F73 #73E84F

tetradic

#4F73E8 #E84FC0 #E8C44F #4FE877

square

#4F73E8 #E84FC0 #E8C44F #4FE877

split-complementary

#4F73E8 #E8774F #C0E84F

monochromatic

#1638A7 #1D4ADD #4F73E8 #859EEF #BBC9F6

Accessibility & contrast

On white

4.24

#4F73E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#4F73E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73E8

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73E8	#FFFFFF	#000000	##000000
##4F73E8	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E82EC

Deuteranopia (green-blind)

#0074E6

Tritanopia (blue-blind)

#008EA3

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4f73e8;
/* rgb */ color: rgb(79, 115, 232);
/* oklch */ color: oklch(59.1% 0.181 267.7);

Tailwind

colors: {
  custom: {
    50: '#909af0',
    500: '#4f73e8',
    950: '#000000',
  },
}

SCSS

$custom: #4f73e8;
$custom-light: #909af0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73e8",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 232
  },
  "hsl": {
    "h": 225.882,
    "s": 76.884,
    "l": 60.98
  },
  "oklch": {
    "l": 0.59127,
    "c": 0.18139,
    "h": 267.7
  },
  "luminance": 0.1975
}

Semantic roles & 50–950 ramp

primary

#4F73E8

secondary

#E6D9AD

accent

#A90CD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4F73E8

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

Preview Lab → · Contrast checker → · Palette generator →