#4F5FD9#4F5FD9

#4F5FD9 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.2% C 0.186 H 272.9°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#4F5FD9
RGB	rgb(79, 95, 217)
HSL	hsl(233, 64%, 58%)
HSV	hsv(233, 64%, 85%)
CMYK	cmyk(63.6%, 56.2%, 0%, 14.9%)
CIE-LAB	lab(45.43, 31.78, -64.57)
CIE-LCH	lch(45.43, 71.97, 296.20°)
OKLab	oklab(54.2% 0.0094 -0.1857)
OKLCH	oklch(54.2% 0.186 272.9)
XYZ	xyz(19.8369, 14.8547, 67.4541)
Luminance	0.1486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5FD9 #D9C94F

analogous

#4FA4D9 #4F5FD9 #844FD9

triadic

#4F5FD9 #D94F5F #5FD94F

tetradic

#4F5FD9 #D94FA4 #D9C94F #4FD984

square

#4F5FD9 #D94FA4 #D9C94F #4FD984

split-complementary

#4F5FD9 #D9844F #A4D94F

monochromatic

#1F2C8F #2A3BC1 #4F5FD9 #818DE4 #B4BBEF

Accessibility & contrast

On white

5.29

#4F5FD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#4F5FD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5FD9

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5FD9	#FFFFFF	#000000	##FFFFFF
##4F5FD9	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072DD

Deuteranopia (green-blind)

#0066D7

Tritanopia (blue-blind)

#007C93

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4f5fd9;
/* rgb */ color: rgb(79, 95, 217);
/* oklch */ color: oklch(54.2% 0.186 272.9);

Tailwind

colors: {
  custom: {
    50: '#8e8ce6',
    500: '#4f5fd9',
    950: '#000000',
  },
}

SCSS

$custom: #4f5fd9;
$custom-light: #8e8ce6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5fd9",
  "rgb": {
    "r": 79,
    "g": 95,
    "b": 217
  },
  "hsl": {
    "h": 233.043,
    "s": 64.486,
    "l": 58.039
  },
  "oklch": {
    "l": 0.542,
    "c": 0.1859,
    "h": 272.9
  },
  "luminance": 0.14856
}

Semantic roles & 50–950 ramp

primary

#4F5FD9

secondary

#DDD7A6

accent

#D440E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4F5FD9

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

Preview Lab → · Contrast checker → · Palette generator →