#4F77D9#4F77D9

#4F77D9 is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.9% C 0.156 H 265.2°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#4F77D9
RGB	rgb(79, 119, 217)
HSL	hsl(223, 64%, 58%)
HSV	hsv(223, 64%, 85%)
CMYK	cmyk(63.6%, 45.2%, 0%, 14.9%)
CIE-LAB	lab(51.68, 16.84, -54.50)
CIE-LCH	lch(51.68, 57.04, 287.17°)
OKLab	oklab(58.93% -0.013 -0.1557)
OKLCH	oklch(58.93% 0.156 265.2)
XYZ	xyz(22.3413, 19.8636, 68.2889)
Luminance	0.1987 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F77D9 #D9B14F

analogous

#4FBCD9 #4F77D9 #6C4FD9

triadic

#4F77D9 #D94F77 #77D94F

tetradic

#4F77D9 #D94FBC #D9B14F #4FD96C

square

#4F77D9 #D94FBC #D9B14F #4FD96C

split-complementary

#4F77D9 #D96C4F #BCD94F

monochromatic

#1F3F8F #2A56C1 #4F77D9 #819EE4 #B4C5EF

Accessibility & contrast

On white

4.22

#4F77D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#4F77D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F77D9

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F77D9	#FFFFFF	#000000	##000000
##4F77D9	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4882DD

Deuteranopia (green-blind)

#3075D7

Tritanopia (blue-blind)

#008D9D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4f77d9;
/* rgb */ color: rgb(79, 119, 217);
/* oklch */ color: oklch(58.9% 0.156 265.2);

Tailwind

colors: {
  custom: {
    50: '#8d9de5',
    500: '#4f77d9',
    950: '#000000',
  },
}

SCSS

$custom: #4f77d9;
$custom-light: #8d9de5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f77d9",
  "rgb": {
    "r": 79,
    "g": 119,
    "b": 217
  },
  "hsl": {
    "h": 222.609,
    "s": 64.486,
    "l": 58.039
  },
  "oklch": {
    "l": 0.5893,
    "c": 0.15627,
    "h": 265.2
  },
  "luminance": 0.19866
}

Semantic roles & 50–950 ramp

primary

#4F77D9

secondary

#DDCDA6

accent

#B740E7

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4F77D9

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

Preview Lab → · Contrast checker → · Palette generator →