#4F77CE#4F77CE

#4F77CE is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.2% C 0.141 H 263.9°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4F77CE
RGB	rgb(79, 119, 206)
HSL	hsl(221, 56%, 56%)
HSV	hsv(221, 62%, 81%)
CMYK	cmyk(61.7%, 42.2%, 0%, 19.2%)
CIE-LAB	lab(51.05, 13.07, -49.28)
CIE-LCH	lch(51.05, 50.98, 284.85°)
OKLab	oklab(58.24% -0.0149 -0.1404)
OKLCH	oklch(58.24% 0.141 263.9)
XYZ	xyz(20.9580, 19.3103, 61.0034)
Luminance	0.1931 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F77CE #CEA64F

analogous

#4FB6CE #4F77CE #664FCE

triadic

#4F77CE #CE4F77 #77CE4F

tetradic

#4F77CE #CE4FB6 #CEA64F #4FCE66

square

#4F77CE #CE4FB6 #CEA64F #4FCE66

split-complementary

#4F77CE #CE664F #B6CE4F

monochromatic

#23407F #3159AF #4F77CE #7F9CDB #AFC1E9

Accessibility & contrast

On white

4.32

#4F77CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#4F77CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F77CE

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F77CE	#FFFFFF	#000000	##000000
##4F77CE	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5080D1

Deuteranopia (green-blind)

#3D74CC

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4f77ce;
/* rgb */ color: rgb(79, 119, 206);
/* oklch */ color: oklch(58.2% 0.141 263.9);

Tailwind

colors: {
  custom: {
    50: '#8b9ddd',
    500: '#4f77ce',
    950: '#000000',
  },
}

SCSS

$custom: #4f77ce;
$custom-light: #8b9ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#4f77ce",
  "rgb": {
    "r": 79,
    "g": 119,
    "b": 206
  },
  "hsl": {
    "h": 221.102,
    "s": 56.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.58237,
    "c": 0.14117,
    "h": 263.9
  },
  "luminance": 0.19312
}

Semantic roles & 50–950 ramp

primary

#4F77CE

secondary

#D7C6A2

accent

#B048E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F77CE

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

Preview Lab → · Contrast checker → · Palette generator →