#4B3FB9#4B3FB9

#4B3FB9 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.8% C 0.184 H 280.7°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#4B3FB9
RGB	rgb(75, 63, 185)
HSL	hsl(246, 49%, 49%)
HSV	hsv(246, 66%, 73%)
CMYK	cmyk(59.5%, 65.9%, 0%, 27.5%)
CIE-LAB	lab(35.11, 40.15, -62.85)
CIE-LCH	lch(35.11, 74.58, 302.57°)
OKLab	oklab(45.75% 0.0341 -0.1809)
OKLCH	oklch(45.75% 0.184 280.7)
XYZ	xyz(13.4334, 8.5527, 46.8325)
Luminance	0.0855 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.11

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3FB9 #ADB93F

analogous

#3F70B9 #4B3FB9 #883FB9

triadic

#4B3FB9 #B94B3F #3FB94B

tetradic

#4B3FB9 #B93F70 #ADB93F #3FB988

square

#4B3FB9 #B93F70 #ADB93F #3FB988

split-complementary

#4B3FB9 #B9883F #70B93F

monochromatic

#26205E #382F8B #4B3FB9 #7369CC #9E97DC

Accessibility & contrast

On white

7.75

#4B3FB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#4B3FB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3FB9

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3FB9	#FFFFFF	#000000	##FFFFFF
##4B3FB9	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BD

Deuteranopia (green-blind)

#004EB7

Tritanopia (blue-blind)

#005E76

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4b3fb9;
/* rgb */ color: rgb(75, 63, 185);
/* oklch */ color: oklch(45.8% 0.184 280.7);

Tailwind

colors: {
  custom: {
    50: '#8975cf',
    500: '#4b3fb9',
    950: '#000000',
  },
}

SCSS

$custom: #4b3fb9;
$custom-light: #8975cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3fb9",
  "rgb": {
    "r": 75,
    "g": 63,
    "b": 185
  },
  "hsl": {
    "h": 245.902,
    "s": 49.194,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45752,
    "c": 0.18412,
    "h": 280.7
  },
  "luminance": 0.08554
}

Semantic roles & 50–950 ramp

primary

#4B3FB9

secondary

#C1C78D

accent

#D94FCB

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #4B3FB9

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

Preview Lab → · Contrast checker → · Palette generator →