#4D75DD#4D75DD

#4D75DD is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.7% C 0.165 H 265.7°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#4D75DD
RGB	rgb(77, 117, 221)
HSL	hsl(223, 68%, 58%)
HSV	hsv(223, 65%, 87%)
CMYK	cmyk(65.2%, 47.1%, 0%, 13.3%)
CIE-LAB	lab(51.29, 19.12, -57.40)
CIE-LCH	lch(51.29, 60.50, 288.43°)
OKLab	oklab(58.68% -0.0123 -0.1643)
OKLCH	oklch(58.68% 0.165 265.7)
XYZ	xyz(22.4685, 19.5187, 70.9760)
Luminance	0.1952 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D75DD #DDB54D

analogous

#4DBDDD #4D75DD #6D4DDD

triadic

#4D75DD #DD4D75 #75DD4D

tetradic

#4D75DD #DD4DBD #DDB54D #4DDD6D

square

#4D75DD #DD4DBD #DDB54D #4DDD6D

split-complementary

#4D75DD #DD6D4D #BDDD4D

monochromatic

#1C3D93 #2653C7 #4D75DD #809DE7 #B4C5F1

Accessibility & contrast

On white

4.28

#4D75DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#4D75DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D75DD

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D75DD	#FFFFFF	#000000	##000000
##4D75DD	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F81E1

Deuteranopia (green-blind)

#2174DB

Tritanopia (blue-blind)

#008D9E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4d75dd;
/* rgb */ color: rgb(77, 117, 221);
/* oklch */ color: oklch(58.7% 0.165 265.7);

Tailwind

colors: {
  custom: {
    50: '#8d9ce8',
    500: '#4d75dd',
    950: '#000000',
  },
}

SCSS

$custom: #4d75dd;
$custom-light: #8d9ce8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d75dd",
  "rgb": {
    "r": 77,
    "g": 117,
    "b": 221
  },
  "hsl": {
    "h": 223.333,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.58679,
    "c": 0.16477,
    "h": 265.7
  },
  "luminance": 0.19521
}

Semantic roles & 50–950 ramp

primary

#4D75DD

secondary

#DFD0A6

accent

#BB3DEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4D75DD

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

Preview Lab → · Contrast checker → · Palette generator →