#4879D3#4879D3

#4879D3 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.6% C 0.148 H 261.5°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#4879D3
RGB	rgb(72, 121, 211)
HSL	hsl(219, 61%, 55%)
HSV	hsv(219, 66%, 83%)
CMYK	cmyk(65.9%, 42.7%, 0%, 17.3%)
CIE-LAB	lab(51.56, 12.34, -51.32)
CIE-LCH	lch(51.56, 52.79, 283.51°)
OKLab	oklab(58.63% -0.022 -0.1465)
OKLCH	oklch(58.63% 0.148 261.5)
XYZ	xyz(21.2636, 19.7535, 64.3076)
Luminance	0.1976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4879D3 #D3A248

analogous

#48BED3 #4879D3 #5C48D3

triadic

#4879D3 #D34879 #79D348

tetradic

#4879D3 #D348BE #D3A248 #48D35C

square

#4879D3 #D348BE #D3A248 #48D35C

split-complementary

#4879D3 #D35C48 #BED348

monochromatic

#1F4281 #2B5BB3 #4879D3 #799DDF #ABC1EB

Accessibility & contrast

On white

4.24

#4879D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#4879D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4879D3

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4879D3	#FFFFFF	#000000	##000000
##4879D3	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F82D6

Deuteranopia (green-blind)

#3875D1

Tritanopia (blue-blind)

#008E9C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4879d3;
/* rgb */ color: rgb(72, 121, 211);
/* oklch */ color: oklch(58.6% 0.148 261.5);

Tailwind

colors: {
  custom: {
    50: '#899fe1',
    500: '#4879d3',
    950: '#000000',
  },
}

SCSS

$custom: #4879d3;
$custom-light: #899fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#4879d3",
  "rgb": {
    "r": 72,
    "g": 121,
    "b": 211
  },
  "hsl": {
    "h": 218.849,
    "s": 61.233,
    "l": 55.49
  },
  "oklch": {
    "l": 0.58632,
    "c": 0.14813,
    "h": 261.5
  },
  "luminance": 0.19756
}

Semantic roles & 50–950 ramp

primary

#4879D3

secondary

#D8C49E

accent

#AC43E4

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4879D3

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

Preview Lab → · Contrast checker → · Palette generator →