#4D71DD#4D71DD

#4D71DD is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.9% C 0.170 H 267.1°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4D71DD
RGB	rgb(77, 113, 221)
HSL	hsl(225, 68%, 58%)
HSV	hsv(225, 65%, 87%)
CMYK	cmyk(65.2%, 48.9%, 0%, 13.3%)
CIE-LAB	lab(50.22, 21.61, -59.11)
CIE-LCH	lch(50.22, 62.94, 290.08°)
OKLab	oklab(57.87% -0.0085 -0.1694)
OKLCH	oklch(57.87% 0.17 267.1)
XYZ	xyz(22.0123, 18.6064, 70.8240)
Luminance	0.1861 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D71DD #DDB94D

analogous

#4DB9DD #4D71DD #714DDD

triadic

#4D71DD #DD4D71 #71DD4D

tetradic

#4D71DD #DD4DB9 #DDB94D #4DDD71

square

#4D71DD #DD4DB9 #DDB94D #4DDD71

split-complementary

#4D71DD #DD714D #B9DD4D

monochromatic

#1C3A93 #264EC7 #4D71DD #809AE7 #B4C3F1

Accessibility & contrast

On white

4.45

#4D71DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#4D71DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D71DD

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D71DD	#FFFFFF	#000000	##000000
##4D71DD	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#367EE1

Deuteranopia (green-blind)

#0E71DB

Tritanopia (blue-blind)

#008A9C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4d71dd;
/* rgb */ color: rgb(77, 113, 221);
/* oklch */ color: oklch(57.9% 0.170 267.1);

Tailwind

colors: {
  custom: {
    50: '#8d99e8',
    500: '#4d71dd',
    950: '#000000',
  },
}

SCSS

$custom: #4d71dd;
$custom-light: #8d99e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d71dd",
  "rgb": {
    "r": 77,
    "g": 113,
    "b": 221
  },
  "hsl": {
    "h": 225,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.57867,
    "c": 0.16961,
    "h": 267.1
  },
  "luminance": 0.18608
}

Semantic roles & 50–950 ramp

primary

#4D71DD

secondary

#DFD1A6

accent

#BF3DEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4D71DD

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

Preview Lab → · Contrast checker → · Palette generator →