#4F8DFF#4F8DFF

#4F8DFF is a light, vivid blue. Relative luminance 0.279; OKLCH L 65.9% C 0.181 H 261.4°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#4F8DFF
RGB	rgb(79, 141, 255)
HSL	hsl(219, 100%, 65%)
HSV	hsv(219, 69%, 100%)
CMYK	cmyk(69%, 44.7%, 0%, 0%)
CIE-LAB	lab(59.82, 16.58, -62.60)
CIE-LCH	lch(59.82, 64.76, 284.83°)
OKLab	oklab(65.9% -0.0271 -0.1792)
OKLCH	oklch(65.9% 0.181 261.4)
XYZ	xyz(30.7929, 27.9288, 98.3563)
Luminance	0.2793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F8DFF #FFC14F

analogous

#4FE5FF #4F8DFF #694FFF

triadic

#4F8DFF #FF4F8D #8DFF4F

tetradic

#4F8DFF #FF4FE5 #FFC14F #4FFF69

square

#4F8DFF #FF4FE5 #FFC14F #4FFF69

split-complementary

#4F8DFF #FF694F #E5FF4F

monochromatic

#004BD4 #1265FF #4F8DFF #8CB5FF #C9DCFF

Accessibility & contrast

On white

3.19

#4F8DFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#4F8DFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F8DFF

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F8DFF	#FFFFFF	#000000	##000000
##4F8DFF	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5399FF

Deuteranopia (green-blind)

#3089FD

Tritanopia (blue-blind)

#00A8BA

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4f8dff;
/* rgb */ color: rgb(79, 141, 255);
/* oklch */ color: oklch(65.9% 0.181 261.4);

Tailwind

colors: {
  custom: {
    50: '#93adff',
    500: '#4f8dff',
    950: '#000000',
  },
}

SCSS

$custom: #4f8dff;
$custom-light: #93adff;
$custom-dark: #000000;

JSON

{
  "hex": "#4f8dff",
  "rgb": {
    "r": 79,
    "g": 141,
    "b": 255
  },
  "hsl": {
    "h": 218.864,
    "s": 100,
    "l": 65.49
  },
  "oklch": {
    "l": 0.65903,
    "c": 0.18126,
    "h": 261.4
  },
  "luminance": 0.27932
}

Semantic roles & 50–950 ramp

primary

#4F8DFF

secondary

#F2DEB7

accent

#9500E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F1018

muted

#7E7F86

Preview Lab

Preview with #4F8DFF

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

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