#4D77CC#4D77CC

#4D77CC is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.0% C 0.139 H 263.0°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#4D77CC
RGB	rgb(77, 119, 204)
HSL	hsl(220, 55%, 55%)
HSV	hsv(220, 62%, 80%)
CMYK	cmyk(62.3%, 41.7%, 0%, 20%)
CIE-LAB	lab(50.84, 12.01, -48.48)
CIE-LCH	lch(50.84, 49.95, 283.92°)
OKLab	oklab(58.01% -0.0171 -0.1381)
OKLCH	oklch(58.01% 0.139 263)
XYZ	xyz(20.5527, 19.1292, 59.7242)
Luminance	0.1913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D77CC #CCA24D

analogous

#4DB7CC #4D77CC #624DCC

triadic

#4D77CC #CC4D77 #77CC4D

tetradic

#4D77CC #CC4DB7 #CCA24D #4DCC62

square

#4D77CC #CC4DB7 #CCA24D #4DCC62

split-complementary

#4D77CC #CC624D #B7CC4D

monochromatic

#23407B #3159AB #4D77CC #7D9BDA #ACC0E7

Accessibility & contrast

On white

4.35

#4D77CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#4D77CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D77CC

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D77CC	#FFFFFF	#000000	##000000
##4D77CC	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#517FCF

Deuteranopia (green-blind)

#3E74CA

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4d77cc;
/* rgb */ color: rgb(77, 119, 204);
/* oklch */ color: oklch(58.0% 0.139 263.0);

Tailwind

colors: {
  custom: {
    50: '#8a9ddc',
    500: '#4d77cc',
    950: '#000000',
  },
}

SCSS

$custom: #4d77cc;
$custom-light: #8a9ddc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d77cc",
  "rgb": {
    "r": 77,
    "g": 119,
    "b": 204
  },
  "hsl": {
    "h": 220.157,
    "s": 55.459,
    "l": 55.098
  },
  "oklch": {
    "l": 0.58012,
    "c": 0.13913,
    "h": 263
  },
  "luminance": 0.19131
}

Semantic roles & 50–950 ramp

primary

#4D77CC

secondary

#D5C3A0

accent

#AD49DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4D77CC

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

Preview Lab → · Contrast checker → · Palette generator →