#4C81D9#4C81D9

#4C81D9 is a mid, vivid blue. Relative luminance 0.222; OKLCH L 60.9% C 0.146 H 260.0°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#4C81D9
RGB	rgb(76, 129, 217)
HSL	hsl(217, 65%, 57%)
HSV	hsv(217, 65%, 85%)
CMYK	cmyk(65%, 40.6%, 0%, 14.9%)
CIE-LAB	lab(54.29, 10.20, -50.35)
CIE-LCH	lch(54.29, 51.38, 281.45°)
OKLab	oklab(60.9% -0.0253 -0.1435)
OKLCH	oklch(60.9% 0.146 260)
XYZ	xyz(23.3507, 22.2445, 68.6952)
Luminance	0.2225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C81D9 #D9A44C

analogous

#4CC7D9 #4C81D9 #5E4CD9

triadic

#4C81D9 #D94C81 #81D94C

tetradic

#4C81D9 #D94CC7 #D9A44C #4CD95E

square

#4C81D9 #D94CC7 #D9A44C #4CD95E

split-complementary

#4C81D9 #D95E4C #C7D94C

monochromatic

#1E488D #2961BF #4C81D9 #7EA5E4 #B1C8EE

Accessibility & contrast

On white

3.85

#4C81D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#4C81D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C81D9

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C81D9	#FFFFFF	#000000	##000000
##4C81D9	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5989DC

Deuteranopia (green-blind)

#447CD7

Tritanopia (blue-blind)

#0095A2

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4c81d9;
/* rgb */ color: rgb(76, 129, 217);
/* oklch */ color: oklch(60.9% 0.146 260.0);

Tailwind

colors: {
  custom: {
    50: '#8ba5e5',
    500: '#4c81d9',
    950: '#000000',
  },
}

SCSS

$custom: #4c81d9;
$custom-light: #8ba5e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c81d9",
  "rgb": {
    "r": 76,
    "g": 129,
    "b": 217
  },
  "hsl": {
    "h": 217.447,
    "s": 64.977,
    "l": 57.451
  },
  "oklch": {
    "l": 0.60898,
    "c": 0.14568,
    "h": 260
  },
  "luminance": 0.22247
}

Semantic roles & 50–950 ramp

primary

#4C81D9

secondary

#DDC7A4

accent

#A940E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4C81D9

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

Preview Lab → · Contrast checker → · Palette generator →