#4781D8#4781D8

#4781D8 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.6% C 0.146 H 258.4°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#4781D8
RGB	rgb(71, 129, 216)
HSL	hsl(216, 65%, 56%)
HSV	hsv(216, 67%, 85%)
CMYK	cmyk(67.1%, 40.3%, 0%, 15.3%)
CIE-LAB	lab(54.02, 9.03, -50.22)
CIE-LCH	lch(54.02, 51.03, 280.19°)
OKLab	oklab(60.62% -0.0295 -0.1431)
OKLCH	oklch(60.62% 0.146 258.4)
XYZ	xyz(22.8390, 21.9957, 67.9944)
Luminance	0.2200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4781D8 #D89E47

analogous

#47CAD8 #4781D8 #5647D8

triadic

#4781D8 #D84781 #81D847

tetradic

#4781D8 #D847CA #D89E47 #47D856

square

#4781D8 #D847CA #D89E47 #47D856

split-complementary

#4781D8 #D85647 #CAD847

monochromatic

#1D4888 #2762BA #4781D8 #79A4E3 #ACC6ED

Accessibility & contrast

On white

3.89

#4781D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#4781D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4781D8

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4781D8	#FFFFFF	#000000	##000000
##4781D8	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5988DB

Deuteranopia (green-blind)

#437BD6

Tritanopia (blue-blind)

#0095A2

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4781d8;
/* rgb */ color: rgb(71, 129, 216);
/* oklch */ color: oklch(60.6% 0.146 258.4);

Tailwind

colors: {
  custom: {
    50: '#89a5e4',
    500: '#4781d8',
    950: '#000000',
  },
}

SCSS

$custom: #4781d8;
$custom-light: #89a5e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4781d8",
  "rgb": {
    "r": 71,
    "g": 129,
    "b": 216
  },
  "hsl": {
    "h": 216,
    "s": 65.022,
    "l": 56.275
  },
  "oklch": {
    "l": 0.60619,
    "c": 0.14615,
    "h": 258.4
  },
  "luminance": 0.21998
}

Semantic roles & 50–950 ramp

primary

#4781D8

secondary

#DBC3A0

accent

#A540E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4781D8

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

Preview Lab → · Contrast checker → · Palette generator →