#4F71EC#4F71EC

#4F71EC is a mid, vivid blue. Relative luminance 0.195; OKLCH L 59.0% C 0.189 H 268.4°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4F71EC
RGB	rgb(79, 113, 236)
HSL	hsl(227, 81%, 62%)
HSV	hsv(227, 67%, 93%)
CMYK	cmyk(66.5%, 52.1%, 0%, 7.5%)
CIE-LAB	lab(51.30, 27.11, -65.81)
CIE-LCH	lch(51.30, 71.17, 292.39°)
OKLab	oklab(59.02% -0.0052 -0.1891)
OKLCH	oklch(59.02% 0.189 268.4)
XYZ	xyz(24.2647, 19.5263, 81.8308)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71EC #ECCA4F

analogous

#4FC0EC #4F71EC #7B4FEC

triadic

#4F71EC #EC4F71 #71EC4F

tetradic

#4F71EC #EC4FC0 #ECCA4F #4FEC7B

square

#4F71EC #EC4FC0 #ECCA4F #4FEC7B

split-complementary

#4F71EC #EC7B4F #C0EC4F

monochromatic

#1334AE #1945E5 #4F71EC #869EF2 #BDCAF8

Accessibility & contrast

On white

4.28

#4F71EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#4F71EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F71EC

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71EC	#FFFFFF	#000000	##000000
##4F71EC	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F82F0

Deuteranopia (green-blind)

#0073EA

Tritanopia (blue-blind)

#008EA4

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4f71ec;
/* rgb */ color: rgb(79, 113, 236);
/* oklch */ color: oklch(59.0% 0.189 268.4);

Tailwind

colors: {
  custom: {
    50: '#9199f3',
    500: '#4f71ec',
    950: '#000000',
  },
}

SCSS

$custom: #4f71ec;
$custom-light: #9199f3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71ec",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 236
  },
  "hsl": {
    "h": 227.006,
    "s": 80.513,
    "l": 61.765
  },
  "oklch": {
    "l": 0.59019,
    "c": 0.18914,
    "h": 268.4
  },
  "luminance": 0.19529
}

Semantic roles & 50–950 ramp

primary

#4F71EC

secondary

#E8DCAE

accent

#AF09DD

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #4F71EC

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

Preview Lab → · Contrast checker → · Palette generator →