#4F77DD#4F77DD

#4F77DD is a mid, vivid blue. Relative luminance 0.201; OKLCH L 59.2% C 0.162 H 265.6°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#4F77DD
RGB	rgb(79, 119, 221)
HSL	hsl(223, 68%, 59%)
HSV	hsv(223, 64%, 87%)
CMYK	cmyk(64.3%, 46.2%, 0%, 13.3%)
CIE-LAB	lab(51.92, 18.22, -56.38)
CIE-LCH	lch(51.92, 59.25, 287.91°)
OKLab	oklab(59.19% -0.0124 -0.1612)
OKLCH	oklch(59.19% 0.162 265.6)
XYZ	xyz(22.8679, 20.0743, 71.0622)
Luminance	0.2008 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F77DD #DDB54F

analogous

#4FBEDD #4F77DD #6E4FDD

triadic

#4F77DD #DD4F77 #77DD4F

tetradic

#4F77DD #DD4FBE #DDB54F #4FDD6E

square

#4F77DD #DD4FBE #DDB54F #4FDD6E

split-complementary

#4F77DD #DD6E4F #BEDD4F

monochromatic

#1D3F95 #2754C8 #4F77DD #829FE7 #B6C6F1

Accessibility & contrast

On white

4.19

#4F77DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#4F77DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F77DD

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F77DD	#FFFFFF	#000000	##000000
##4F77DD	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4483E1

Deuteranopia (green-blind)

#2976DB

Tritanopia (blue-blind)

#008E9F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4f77dd;
/* rgb */ color: rgb(79, 119, 221);
/* oklch */ color: oklch(59.2% 0.162 265.6);

Tailwind

colors: {
  custom: {
    50: '#8e9de8',
    500: '#4f77dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f77dd;
$custom-light: #8e9de8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f77dd",
  "rgb": {
    "r": 79,
    "g": 119,
    "b": 221
  },
  "hsl": {
    "h": 223.099,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.59189,
    "c": 0.16171,
    "h": 265.6
  },
  "luminance": 0.20076
}

Semantic roles & 50–950 ramp

primary

#4F77DD

secondary

#E0D0A8

accent

#BA3DEA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4F77DD

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

Preview Lab → · Contrast checker → · Palette generator →