#4C77DB#4C77DB

#4C77DB is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.9% C 0.160 H 264.5°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#4C77DB
RGB	rgb(76, 119, 219)
HSL	hsl(222, 67%, 58%)
HSV	hsv(222, 65%, 86%)
CMYK	cmyk(65.3%, 45.7%, 0%, 14.1%)
CIE-LAB	lab(51.66, 17.02, -55.68)
CIE-LCH	lch(51.66, 58.22, 287.00°)
OKLab	oklab(58.91% -0.0153 -0.1592)
OKLCH	oklch(58.91% 0.16 264.5)
XYZ	xyz(22.3590, 19.8425, 69.6558)
Luminance	0.1984 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C77DB #DBB04C

analogous

#4CBFDB #4C77DB #684CDB

triadic

#4C77DB #DB4C77 #77DB4C

tetradic

#4C77DB #DB4CBF #DBB04C #4CDB68

square

#4C77DB #DB4CBF #DBB04C #4CDB68

split-complementary

#4C77DB #DB684C #BFDB4C

monochromatic

#1D3F90 #2756C3 #4C77DB #7F9EE5 #B2C4EF

Accessibility & contrast

On white

4.23

#4C77DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#4C77DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C77DB

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C77DB	#FFFFFF	#000000	##000000
##4C77DB	1.00	4.23	4.97	4.97
#FFFFFF	4.23	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)

#4582DF

Deuteranopia (green-blind)

#2B75D9

Tritanopia (blue-blind)

#008E9E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4c77db;
/* rgb */ color: rgb(76, 119, 219);
/* oklch */ color: oklch(58.9% 0.160 264.5);

Tailwind

colors: {
  custom: {
    50: '#8c9de7',
    500: '#4c77db',
    950: '#000000',
  },
}

SCSS

$custom: #4c77db;
$custom-light: #8c9de7;
$custom-dark: #000000;

JSON

{
  "hex": "#4c77db",
  "rgb": {
    "r": 76,
    "g": 119,
    "b": 219
  },
  "hsl": {
    "h": 221.958,
    "s": 66.512,
    "l": 57.843
  },
  "oklch": {
    "l": 0.58911,
    "c": 0.15997,
    "h": 264.5
  },
  "luminance": 0.19845
}

Semantic roles & 50–950 ramp

primary

#4C77DB

secondary

#DECDA5

accent

#B63EE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4C77DB

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

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