#4871BB#4871BB

#4871BB is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.4% C 0.124 H 261.3°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#4871BB
RGB	rgb(72, 113, 187)
HSL	hsl(219, 46%, 51%)
HSV	hsv(219, 61%, 73%)
CMYK	cmyk(61.5%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(47.97, 8.94, -43.29)
CIE-LCH	lch(47.97, 44.21, 281.66°)
OKLab	oklab(55.43% -0.0187 -0.123)
OKLCH	oklch(55.43% 0.124 261.3)
XYZ	xyz(17.5441, 16.7743, 49.3173)
Luminance	0.1678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4871BB #BB9248

analogous

#48AABB #4871BB #5848BB

triadic

#4871BB #BB4871 #71BB48

tetradic

#4871BB #BB48AA #BB9248 #48BB58

square

#4871BB #BB48AA #BB9248 #48BB58

split-complementary

#4871BB #BB5848 #AABB48

monochromatic

#253B64 #365690 #4871BB #7594CC #A1B6DC

Accessibility & contrast

On white

4.82

#4871BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#4871BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4871BB

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4871BB	#FFFFFF	#000000	##FFFFFF
##4871BB	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BE

Deuteranopia (green-blind)

#416DB9

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4871bb;
/* rgb */ color: rgb(72, 113, 187);
/* oklch */ color: oklch(55.4% 0.124 261.3);

Tailwind

colors: {
  custom: {
    50: '#8599d0',
    500: '#4871bb',
    950: '#000000',
  },
}

SCSS

$custom: #4871bb;
$custom-light: #8599d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4871bb",
  "rgb": {
    "r": 72,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 218.609,
    "s": 45.817,
    "l": 50.784
  },
  "oklch": {
    "l": 0.55427,
    "c": 0.12446,
    "h": 261.3
  },
  "luminance": 0.16776
}

Semantic roles & 50–950 ramp

primary

#4871BB

secondary

#C9B796

accent

#A752D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4871BB

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

Preview Lab → · Contrast checker → · Palette generator →