#4881DD#4881DD

#4881DD is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.0% C 0.152 H 259.5°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#4881DD
RGB	rgb(72, 129, 221)
HSL	hsl(217, 69%, 57%)
HSV	hsv(217, 67%, 87%)
CMYK	cmyk(67.4%, 41.6%, 0%, 13.3%)
CIE-LAB	lab(54.34, 10.94, -52.53)
CIE-LCH	lch(54.34, 53.65, 281.76°)
OKLab	oklab(60.97% -0.0277 -0.1499)
OKLCH	oklch(60.97% 0.152 259.5)
XYZ	xyz(23.5692, 22.2963, 71.4541)
Luminance	0.2230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4881DD #DDA448

analogous

#48CCDD #4881DD #5948DD

triadic

#4881DD #DD4881 #81DD48

tetradic

#4881DD #DD48CC #DDA448 #48DD59

square

#4881DD #DD48CC #DDA448 #48DD59

split-complementary

#4881DD #DD5948 #CCDD48

monochromatic

#1B4890 #2461C3 #4881DD #7CA5E7 #AFC8F0

Accessibility & contrast

On white

3.85

#4881DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#4881DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4881DD

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4881DD	#FFFFFF	#000000	##000000
##4881DD	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5689E1

Deuteranopia (green-blind)

#3E7CDB

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4881dd;
/* rgb */ color: rgb(72, 129, 221);
/* oklch */ color: oklch(61.0% 0.152 259.5);

Tailwind

colors: {
  custom: {
    50: '#8aa5e8',
    500: '#4881dd',
    950: '#000000',
  },
}

SCSS

$custom: #4881dd;
$custom-light: #8aa5e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4881dd",
  "rgb": {
    "r": 72,
    "g": 129,
    "b": 221
  },
  "hsl": {
    "h": 217.047,
    "s": 68.664,
    "l": 57.451
  },
  "oklch": {
    "l": 0.60966,
    "c": 0.15243,
    "h": 259.5
  },
  "luminance": 0.22299
}

Semantic roles & 50–950 ramp

primary

#4881DD

secondary

#DEC7A2

accent

#A83CEC

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4881DD

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

Preview Lab → · Contrast checker → · Palette generator →