#4D77DB#4D77DB

#4D77DB is a mid, vivid blue. Relative luminance 0.199; OKLCH L 59.0% C 0.160 H 264.8°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#4D77DB
RGB	rgb(77, 119, 219)
HSL	hsl(222, 66%, 58%)
HSV	hsv(222, 65%, 86%)
CMYK	cmyk(64.8%, 45.7%, 0%, 14.1%)
CIE-LAB	lab(51.71, 17.19, -55.60)
CIE-LCH	lch(51.71, 58.20, 287.18°)
OKLab	oklab(58.96% -0.0144 -0.159)
OKLCH	oklch(58.96% 0.16 264.8)
XYZ	xyz(22.4391, 19.8838, 69.6595)
Luminance	0.1989 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D77DB #DBB14D

analogous

#4DBEDB #4D77DB #6A4DDB

triadic

#4D77DB #DB4D77 #77DB4D

tetradic

#4D77DB #DB4DBE #DBB14D #4DDB6A

square

#4D77DB #DB4DBE #DBB14D #4DDB6A

split-complementary

#4D77DB #DB6A4D #BEDB4D

monochromatic

#1D3F90 #2756C3 #4D77DB #809EE5 #B3C5F0

Accessibility & contrast

On white

4.22

#4D77DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#4D77DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D77DB

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D77DB	#FFFFFF	#000000	##000000
##4D77DB	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4582DF

Deuteranopia (green-blind)

#2B75D9

Tritanopia (blue-blind)

#008E9E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4d77db;
/* rgb */ color: rgb(77, 119, 219);
/* oklch */ color: oklch(59.0% 0.160 264.8);

Tailwind

colors: {
  custom: {
    50: '#8d9de7',
    500: '#4d77db',
    950: '#000000',
  },
}

SCSS

$custom: #4d77db;
$custom-light: #8d9de7;
$custom-dark: #000000;

JSON

{
  "hex": "#4d77db",
  "rgb": {
    "r": 77,
    "g": 119,
    "b": 219
  },
  "hsl": {
    "h": 222.254,
    "s": 66.355,
    "l": 58.039
  },
  "oklch": {
    "l": 0.58959,
    "c": 0.15964,
    "h": 264.8
  },
  "luminance": 0.19886
}

Semantic roles & 50–950 ramp

primary

#4D77DB

secondary

#DECDA6

accent

#B73FE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4D77DB

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

Preview Lab → · Contrast checker → · Palette generator →