#4F3BB5#4F3BB5

#4F3BB5 is a mid, vivid blue. Relative luminance 0.081; OKLCH L 45.1% C 0.183 H 283.7°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#4F3BB5
RGB	rgb(79, 59, 181)
HSL	hsl(250, 51%, 47%)
HSV	hsv(250, 67%, 71%)
CMYK	cmyk(56.4%, 67.4%, 0%, 29%)
CIE-LAB	lab(34.24, 41.88, -61.89)
CIE-LCH	lch(34.24, 74.73, 304.09°)
OKLab	oklab(45.11% 0.0436 -0.178)
OKLCH	oklch(45.11% 0.183 283.7)
XYZ	xyz(13.1264, 8.1256, 44.5838)
Luminance	0.0813 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.90

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F3BB5 #A1B53B

analogous

#3B64B5 #4F3BB5 #8C3BB5

triadic

#4F3BB5 #B54F3B #3BB54F

tetradic

#4F3BB5 #B53B64 #A1B53B #3BB58C

square

#4F3BB5 #B53B64 #A1B53B #3BB58C

split-complementary

#4F3BB5 #B58C3B #64B53B

monochromatic

#271D59 #3B2C87 #4F3BB5 #7362CC #9C90DB

Accessibility & contrast

On white

8.00

#4F3BB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#4F3BB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F3BB5

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F3BB5	#FFFFFF	#000000	##FFFFFF
##4F3BB5	1.00	8.00	2.63	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B9

Deuteranopia (green-blind)

#004CB3

Tritanopia (blue-blind)

#1D5A73

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4f3bb5;
/* rgb */ color: rgb(79, 59, 181);
/* oklch */ color: oklch(45.1% 0.183 283.7);

Tailwind

colors: {
  custom: {
    50: '#8b72cc',
    500: '#4f3bb5',
    950: '#000000',
  },
}

SCSS

$custom: #4f3bb5;
$custom-light: #8b72cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f3bb5",
  "rgb": {
    "r": 79,
    "g": 59,
    "b": 181
  },
  "hsl": {
    "h": 249.836,
    "s": 50.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.45106,
    "c": 0.18323,
    "h": 283.7
  },
  "luminance": 0.08126
}

Semantic roles & 50–950 ramp

primary

#4F3BB5

secondary

#BBC686

accent

#DA4DC3

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #4F3BB5

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

Preview Lab → · Contrast checker → · Palette generator →