#4878ED#4878ED

#4878ED is a mid, vivid blue. Relative luminance 0.209; OKLCH L 60.1% C 0.184 H 264.7°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#4878ED
RGB	rgb(72, 120, 237)
HSL	hsl(223, 82%, 61%)
HSV	hsv(223, 70%, 93%)
CMYK	cmyk(69.6%, 49.4%, 0%, 7.1%)
CIE-LAB	lab(52.86, 22.11, -63.85)
CIE-LCH	lch(52.86, 67.57, 289.10°)
OKLab	oklab(60.14% -0.0171 -0.1833)
OKLCH	oklch(60.14% 0.184 264.7)
XYZ	xyz(24.6696, 20.9225, 82.8427)
Luminance	0.2092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4878ED #EDBD48

analogous

#48CBED #4878ED #6A48ED

triadic

#4878ED #ED4878 #78ED48

tetradic

#4878ED #ED48CB #EDBD48 #48ED6A

square

#4878ED #ED48CB #EDBD48 #48ED6A

split-complementary

#4878ED #ED6A48 #CBED48

monochromatic

#113DAA #1651E2 #4878ED #80A1F2 #B7CAF8

Accessibility & contrast

On white

4.05

#4878ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#4878ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4878ED

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4878ED	#FFFFFF	#000000	##000000
##4878ED	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3486F1

Deuteranopia (green-blind)

#0077EB

Tritanopia (blue-blind)

#0094A7

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4878ed;
/* rgb */ color: rgb(72, 120, 237);
/* oklch */ color: oklch(60.1% 0.184 264.7);

Tailwind

colors: {
  custom: {
    50: '#8e9ef3',
    500: '#4878ed',
    950: '#000000',
  },
}

SCSS

$custom: #4878ed;
$custom-light: #8e9ef3;
$custom-dark: #000000;

JSON

{
  "hex": "#4878ed",
  "rgb": {
    "r": 72,
    "g": 120,
    "b": 237
  },
  "hsl": {
    "h": 222.545,
    "s": 82.09,
    "l": 60.588
  },
  "oklch": {
    "l": 0.60142,
    "c": 0.18414,
    "h": 264.7
  },
  "luminance": 0.20925
}

Semantic roles & 50–950 ramp

primary

#4878ED

secondary

#E8D6A9

accent

#A007DE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4878ED

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

Preview Lab → · Contrast checker → · Palette generator →