#4B3DBB#4B3DBB

#4B3DBB is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.6% C 0.189 H 280.8°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#4B3DBB
RGB	rgb(75, 61, 187)
HSL	hsl(247, 51%, 49%)
HSV	hsv(247, 67%, 73%)
CMYK	cmyk(59.9%, 67.4%, 0%, 26.7%)
CIE-LAB	lab(34.84, 41.96, -64.47)
CIE-LCH	lch(34.84, 76.92, 303.06°)
OKLab	oklab(45.61% 0.0356 -0.1857)
OKLCH	oklch(45.61% 0.189 280.8)
XYZ	xyz(13.5372, 8.4202, 47.9160)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.64

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3DBB #ADBB3D

analogous

#3D6EBB #4B3DBB #8A3DBB

triadic

#4B3DBB #BB4B3D #3DBB4B

tetradic

#4B3DBB #BB3D6E #ADBB3D #3DBB8A

square

#4B3DBB #BB3D6E #ADBB3D #3DBB8A

split-complementary

#4B3DBB #BB8A3D #6EBB3D

monochromatic

#261F5F #382E8D #4B3DBB #7368CE #9E96DD

Accessibility & contrast

On white

7.82

#4B3DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#4B3DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3DBB

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3DBB	#FFFFFF	#000000	##FFFFFF
##4B3DBB	1.00	7.82	2.68	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BF

Deuteranopia (green-blind)

#004DB9

Tritanopia (blue-blind)

#005E77

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4b3dbb;
/* rgb */ color: rgb(75, 61, 187);
/* oklch */ color: oklch(45.6% 0.189 280.8);

Tailwind

colors: {
  custom: {
    50: '#8974d0',
    500: '#4b3dbb',
    950: '#000000',
  },
}

SCSS

$custom: #4b3dbb;
$custom-light: #8974d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3dbb",
  "rgb": {
    "r": 75,
    "g": 61,
    "b": 187
  },
  "hsl": {
    "h": 246.667,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45613,
    "c": 0.18904,
    "h": 280.8
  },
  "luminance": 0.08421
}

Semantic roles & 50–950 ramp

primary

#4B3DBB

secondary

#C1C88C

accent

#DA4ECB

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #4B3DBB

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

Preview Lab → · Contrast checker → · Palette generator →