#4891FF#4891FF

#4891FF is a light, vivid blue. Relative luminance 0.288; OKLCH L 66.5% C 0.179 H 258.6°. Best body text is #000000 at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#4891FF
RGB	rgb(72, 145, 255)
HSL	hsl(216, 100%, 64%)
HSV	hsv(216, 72%, 100%)
CMYK	cmyk(71.8%, 43.1%, 0%, 0%)
CIE-LAB	lab(60.64, 13.22, -61.30)
CIE-LCH	lch(60.64, 62.71, 282.17°)
OKLab	oklab(66.46% -0.0355 -0.1754)
OKLCH	oklch(66.46% 0.179 258.6)
XYZ	xyz(30.8413, 28.8451, 98.5306)
Luminance	0.2885 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4891FF #FFB648

analogous

#48ECFF #4891FF #5B48FF

triadic

#4891FF #FF4891 #91FF48

tetradic

#4891FF #FF48EC #FFB648 #48FF5B

square

#4891FF #FF48EC #FFB648 #48FF5B

split-complementary

#4891FF #FF5B48 #ECFF48

monochromatic

#0052CD #0B6CFF #4891FF #85B6FF #C2DBFF

Accessibility & contrast

On white

3.10

#4891FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.77

#4891FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4891FF

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4891FF	#FFFFFF	#000000	##000000
##4891FF	1.00	3.10	6.77	6.77
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.77	21.00	1.00	1.00
##000000	6.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A9BFF

Deuteranopia (green-blind)

#388AFD

Tritanopia (blue-blind)

#00ABBC

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #4891ff;
/* rgb */ color: rgb(72, 145, 255);
/* oklch */ color: oklch(66.5% 0.179 258.6);

Tailwind

colors: {
  custom: {
    50: '#90b0ff',
    500: '#4891ff',
    950: '#000000',
  },
}

SCSS

$custom: #4891ff;
$custom-light: #90b0ff;
$custom-dark: #000000;

JSON

{
  "hex": "#4891ff",
  "rgb": {
    "r": 72,
    "g": 145,
    "b": 255
  },
  "hsl": {
    "h": 216.066,
    "s": 100,
    "l": 64.118
  },
  "oklch": {
    "l": 0.66464,
    "c": 0.179,
    "h": 258.6
  },
  "luminance": 0.28849
}

Semantic roles & 50–950 ramp

primary

#4891FF

secondary

#F1D8B1

accent

#8A00E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1018

muted

#7E7F86

Preview Lab

Preview with #4891FF

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

Preview Lab → · Contrast checker → · Palette generator →