#4D81DC#4D81DC

#4D81DC is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.1% C 0.149 H 260.8°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#4D81DC
RGB	rgb(77, 129, 220)
HSL	hsl(218, 67%, 58%)
HSV	hsv(218, 65%, 86%)
CMYK	cmyk(65%, 41.4%, 0%, 13.7%)
CIE-LAB	lab(54.49, 11.40, -51.70)
CIE-LCH	lch(54.49, 52.95, 282.44°)
OKLab	oklab(61.12% -0.0239 -0.1474)
OKLCH	oklch(61.12% 0.149 260.8)
XYZ	xyz(23.8245, 22.4433, 70.7727)
Luminance	0.2245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D81DC #DCA84D

analogous

#4DC8DC #4D81DC #604DDC

triadic

#4D81DC #DC4D81 #81DC4D

tetradic

#4D81DC #DC4DC8 #DCA84D #4DDC60

square

#4D81DC #DC4DC8 #DCA84D #4DDC60

split-complementary

#4D81DC #DC604D #C8DC4D

monochromatic

#1D4792 #2760C5 #4D81DC #80A5E6 #B3C9F0

Accessibility & contrast

On white

3.83

#4D81DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#4D81DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D81DC

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D81DC	#FFFFFF	#000000	##000000
##4D81DC	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5789E0

Deuteranopia (green-blind)

#417CDA

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4d81dc;
/* rgb */ color: rgb(77, 129, 220);
/* oklch */ color: oklch(61.1% 0.149 260.8);

Tailwind

colors: {
  custom: {
    50: '#8ca5e7',
    500: '#4d81dc',
    950: '#000000',
  },
}

SCSS

$custom: #4d81dc;
$custom-light: #8ca5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4d81dc",
  "rgb": {
    "r": 77,
    "g": 129,
    "b": 220
  },
  "hsl": {
    "h": 218.182,
    "s": 67.136,
    "l": 58.235
  },
  "oklch": {
    "l": 0.61125,
    "c": 0.14934,
    "h": 260.8
  },
  "luminance": 0.22446
}

Semantic roles & 50–950 ramp

primary

#4D81DC

secondary

#DFCAA6

accent

#AB3EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4D81DC

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

Preview Lab → · Contrast checker → · Palette generator →