#4977DD#4977DD

#4977DD is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.9% C 0.164 H 263.8°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#4977DD
RGB	rgb(73, 119, 221)
HSL	hsl(221, 69%, 58%)
HSV	hsv(221, 67%, 87%)
CMYK	cmyk(67%, 46.2%, 0%, 13.3%)
CIE-LAB	lab(51.64, 17.24, -56.84)
CIE-LCH	lch(51.64, 59.40, 286.87°)
OKLab	oklab(58.9% -0.0175 -0.1627)
OKLCH	oklch(58.9% 0.164 263.8)
XYZ	xyz(22.3910, 19.8284, 71.0398)
Luminance	0.1983 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4977DD #DDAF49

analogous

#49C1DD #4977DD #6549DD

triadic

#4977DD #DD4977 #77DD49

tetradic

#4977DD #DD49C1 #DDAF49 #49DD65

square

#4977DD #DD49C1 #DDAF49 #49DD65

split-complementary

#4977DD #DD6549 #C1DD49

monochromatic

#1B4091 #2556C4 #4977DD #7D9EE7 #B0C4F0

Accessibility & contrast

On white

4.23

#4977DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#4977DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4977DD

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4977DD	#FFFFFF	#000000	##000000
##4977DD	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)

#4382E1

Deuteranopia (green-blind)

#2575DB

Tritanopia (blue-blind)

#008F9F

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4977dd;
/* rgb */ color: rgb(73, 119, 221);
/* oklch */ color: oklch(58.9% 0.164 263.8);

Tailwind

colors: {
  custom: {
    50: '#8b9de8',
    500: '#4977dd',
    950: '#000000',
  },
}

SCSS

$custom: #4977dd;
$custom-light: #8b9de8;
$custom-dark: #000000;

JSON

{
  "hex": "#4977dd",
  "rgb": {
    "r": 73,
    "g": 119,
    "b": 221
  },
  "hsl": {
    "h": 221.351,
    "s": 68.519,
    "l": 57.647
  },
  "oklch": {
    "l": 0.589,
    "c": 0.16365,
    "h": 263.8
  },
  "luminance": 0.19831
}

Semantic roles & 50–950 ramp

primary

#4977DD

secondary

#DFCCA3

accent

#B53CEB

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4977DD

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

Preview Lab → · Contrast checker → · Palette generator →