#4F8DEB#4F8DEB

#4F8DEB is a light, vivid blue. Relative luminance 0.267; OKLCH L 64.7% C 0.155 H 258.5°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#4F8DEB
RGB	rgb(79, 141, 235)
HSL	hsl(216, 80%, 62%)
HSV	hsv(216, 66%, 92%)
CMYK	cmyk(66.4%, 40%, 0%, 7.8%)
CIE-LAB	lab(58.70, 9.66, -53.37)
CIE-LCH	lch(58.70, 54.24, 280.26°)
OKLab	oklab(64.67% -0.0308 -0.1521)
OKLCH	oklch(64.67% 0.155 258.5)
XYZ	xyz(27.7393, 26.7074, 82.2743)
Luminance	0.2671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F8DEB #EBAD4F

analogous

#4FDBEB #4F8DEB #5F4FEB

triadic

#4F8DEB #EB4F8D #8DEB4F

tetradic

#4F8DEB #EB4FDB #EBAD4F #4FEB5F

square

#4F8DEB #EB4FDB #EBAD4F #4FEB5F

split-complementary

#4F8DEB #EB5F4F #DBEB4F

monochromatic

#1450AC #1A6AE3 #4F8DEB #86B1F1 #BDD4F7

Accessibility & contrast

On white

3.31

#4F8DEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#4F8DEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F8DEB

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F8DEB	#FFFFFF	#000000	##000000
##4F8DEB	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6295EF

Deuteranopia (green-blind)

#4A87E9

Tritanopia (blue-blind)

#00A3B1

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4f8deb;
/* rgb */ color: rgb(79, 141, 235);
/* oklch */ color: oklch(64.7% 0.155 258.5);

Tailwind

colors: {
  custom: {
    50: '#90adf2',
    500: '#4f8deb',
    950: '#000000',
  },
}

SCSS

$custom: #4f8deb;
$custom-light: #90adf2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f8deb",
  "rgb": {
    "r": 79,
    "g": 141,
    "b": 235
  },
  "hsl": {
    "h": 216.154,
    "s": 79.592,
    "l": 61.569
  },
  "oklch": {
    "l": 0.64673,
    "c": 0.15519,
    "h": 258.5
  },
  "luminance": 0.2671
}

Semantic roles & 50–950 ramp

primary

#4F8DEB

secondary

#E8D1AE

accent

#880ADC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4F8DEB

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

Preview Lab → · Contrast checker → · Palette generator →