#4F80F3#4F80F3

#4F80F3 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.5% C 0.181 H 264.4°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4F80F3
RGB	rgb(79, 128, 243)
HSL	hsl(222, 87%, 63%)
HSV	hsv(222, 67%, 95%)
CMYK	cmyk(67.5%, 47.3%, 0%, 4.7%)
CIE-LAB	lab(55.65, 20.30, -62.68)
CIE-LCH	lch(55.65, 65.89, 287.94°)
OKLab	oklab(62.47% -0.0175 -0.1797)
OKLCH	oklch(62.47% 0.181 264.4)
XYZ	xyz(27.1156, 23.5690, 87.8969)
Luminance	0.2357 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F80F3 #F3C24F

analogous

#4FD2F3 #4F80F3 #704FF3

triadic

#4F80F3 #F34F80 #80F34F

tetradic

#4F80F3 #F34FD2 #F3C24F #4FF370

square

#4F80F3 #F34FD2 #F3C24F #4FF370

split-complementary

#4F80F3 #F3704F #D2F34F

monochromatic

#0D41BB #1657EF #4F80F3 #88A9F7 #C2D3FB

Accessibility & contrast

On white

3.67

#4F80F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#4F80F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F80F3

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F80F3	#FFFFFF	#000000	##000000
##4F80F3	1.00	3.67	5.71	5.71
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#438DF7

Deuteranopia (green-blind)

#1A7EF1

Tritanopia (blue-blind)

#009BAE

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4f80f3;
/* rgb */ color: rgb(79, 128, 243);
/* oklch */ color: oklch(62.5% 0.181 264.4);

Tailwind

colors: {
  custom: {
    50: '#91a4f8',
    500: '#4f80f3',
    950: '#000000',
  },
}

SCSS

$custom: #4f80f3;
$custom-light: #91a4f8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f80f3",
  "rgb": {
    "r": 79,
    "g": 128,
    "b": 243
  },
  "hsl": {
    "h": 222.073,
    "s": 87.234,
    "l": 63.137
  },
  "oklch": {
    "l": 0.62473,
    "c": 0.18051,
    "h": 264.4
  },
  "luminance": 0.23572
}

Semantic roles & 50–950 ramp

primary

#4F80F3

secondary

#ECDBB2

accent

#A002E4

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4F80F3

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

Preview Lab → · Contrast checker → · Palette generator →