#4F71EA#4F71EA

#4F71EA is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.9% C 0.186 H 268.3°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#4F71EA
RGB	rgb(79, 113, 234)
HSL	hsl(227, 79%, 61%)
HSV	hsv(227, 66%, 92%)
CMYK	cmyk(66.2%, 51.7%, 0%, 8.2%)
CIE-LAB	lab(51.16, 26.42, -64.90)
CIE-LCH	lch(51.16, 70.07, 292.15°)
OKLab	oklab(58.88% -0.0054 -0.1864)
OKLCH	oklch(58.88% 0.186 268.3)
XYZ	xyz(23.9758, 19.4108, 80.3091)
Luminance	0.1941 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71EA #EAC84F

analogous

#4FBEEA #4F71EA #7B4FEA

triadic

#4F71EA #EA4F71 #71EA4F

tetradic

#4F71EA #EA4FBE #EAC84F #4FEA7B

square

#4F71EA #EA4FBE #EAC84F #4FEA7B

split-complementary

#4F71EA #EA7B4F #BEEA4F

monochromatic

#1435AA #1B46E1 #4F71EA #869DF1 #BCC9F7

Accessibility & contrast

On white

4.30

#4F71EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#4F71EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F71EA

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71EA	#FFFFFF	#000000	##000000
##4F71EA	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2381EE

Deuteranopia (green-blind)

#0073E8

Tritanopia (blue-blind)

#008EA3

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4f71ea;
/* rgb */ color: rgb(79, 113, 234);
/* oklch */ color: oklch(58.9% 0.186 268.3);

Tailwind

colors: {
  custom: {
    50: '#9099f1',
    500: '#4f71ea',
    950: '#000000',
  },
}

SCSS

$custom: #4f71ea;
$custom-light: #9099f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71ea",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 234
  },
  "hsl": {
    "h": 226.839,
    "s": 78.68,
    "l": 61.373
  },
  "oklch": {
    "l": 0.58876,
    "c": 0.18649,
    "h": 268.3
  },
  "luminance": 0.19413
}

Semantic roles & 50–950 ramp

primary

#4F71EA

secondary

#E7DBAD

accent

#AD0BDB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #4F71EA

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

Preview Lab → · Contrast checker → · Palette generator →