#4F7FF3#4F7FF3

#4F7FF3 is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.3% C 0.182 H 264.7°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4F7FF3
RGB	rgb(79, 127, 243)
HSL	hsl(222, 87%, 63%)
HSV	hsv(222, 67%, 95%)
CMYK	cmyk(67.5%, 47.7%, 0%, 4.7%)
CIE-LAB	lab(55.39, 20.91, -63.11)
CIE-LCH	lch(55.39, 66.48, 288.33°)
OKLab	oklab(62.27% -0.0167 -0.1809)
OKLCH	oklch(62.27% 0.182 264.7)
XYZ	xyz(26.9858, 23.3094, 87.8536)
Luminance	0.2331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F7FF3 #F3C34F

analogous

#4FD1F3 #4F7FF3 #714FF3

triadic

#4F7FF3 #F34F7F #7FF34F

tetradic

#4F7FF3 #F34FD1 #F3C34F #4FF371

square

#4F7FF3 #F34FD1 #F3C34F #4FF371

split-complementary

#4F7FF3 #F3714F #D1F34F

monochromatic

#0D40BB #1655EF #4F7FF3 #88A9F7 #C2D2FB

Accessibility & contrast

On white

3.71

#4F7FF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#4F7FF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F7FF3

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F7FF3	#FFFFFF	#000000	##000000
##4F7FF3	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#408DF7

Deuteranopia (green-blind)

#147EF1

Tritanopia (blue-blind)

#009AAD

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4f7ff3;
/* rgb */ color: rgb(79, 127, 243);
/* oklch */ color: oklch(62.3% 0.182 264.7);

Tailwind

colors: {
  custom: {
    50: '#91a3f8',
    500: '#4f7ff3',
    950: '#000000',
  },
}

SCSS

$custom: #4f7ff3;
$custom-light: #91a3f8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f7ff3",
  "rgb": {
    "r": 79,
    "g": 127,
    "b": 243
  },
  "hsl": {
    "h": 222.439,
    "s": 87.234,
    "l": 63.137
  },
  "oklch": {
    "l": 0.62271,
    "c": 0.18169,
    "h": 264.7
  },
  "luminance": 0.23312
}

Semantic roles & 50–950 ramp

primary

#4F7FF3

secondary

#ECDBB2

accent

#A202E4

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4F7FF3

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

Preview Lab → · Contrast checker → · Palette generator →