#4A77CB#4A77CB

#4A77CB is a mid, vivid blue. Relative luminance 0.190; OKLCH L 57.8% C 0.139 H 261.8°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4A77CB
RGB	rgb(74, 119, 203)
HSL	hsl(219, 55%, 54%)
HSV	hsv(219, 64%, 80%)
CMYK	cmyk(63.5%, 41.4%, 0%, 20.4%)
CIE-LAB	lab(50.64, 11.13, -48.23)
CIE-LCH	lch(50.64, 49.50, 282.99°)
OKLab	oklab(57.8% -0.0199 -0.1374)
OKLCH	oklch(57.8% 0.139 261.8)
XYZ	xyz(20.1966, 18.9594, 59.0835)
Luminance	0.1896 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A77CB #CB9E4A

analogous

#4AB8CB #4A77CB #5E4ACB

triadic

#4A77CB #CB4A77 #77CB4A

tetradic

#4A77CB #CB4AB8 #CB9E4A #4ACB5E

square

#4A77CB #CB4AB8 #CB9E4A #4ACB5E

split-complementary

#4A77CB #CB5E4A #B8CB4A

monochromatic

#234078 #305AA8 #4A77CB #7A9BD9 #A9BEE6

Accessibility & contrast

On white

4.38

#4A77CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#4A77CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A77CB

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A77CB	#FFFFFF	#000000	##000000
##4A77CB	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#517FCE

Deuteranopia (green-blind)

#3E73C9

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4a77cb;
/* rgb */ color: rgb(74, 119, 203);
/* oklch */ color: oklch(57.8% 0.139 261.8);

Tailwind

colors: {
  custom: {
    50: '#889ddb',
    500: '#4a77cb',
    950: '#000000',
  },
}

SCSS

$custom: #4a77cb;
$custom-light: #889ddb;
$custom-dark: #000000;

JSON

{
  "hex": "#4a77cb",
  "rgb": {
    "r": 74,
    "g": 119,
    "b": 203
  },
  "hsl": {
    "h": 219.07,
    "s": 55.365,
    "l": 54.314
  },
  "oklch": {
    "l": 0.57802,
    "c": 0.13884,
    "h": 261.8
  },
  "luminance": 0.18961
}

Semantic roles & 50–950 ramp

primary

#4A77CB

secondary

#D4C19D

accent

#AB49DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4A77CB

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

Preview Lab → · Contrast checker → · Palette generator →