#4B4CB7#4B4CB7

#4B4CB7 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.8% C 0.165 H 277.7°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#4B4CB7
RGB	rgb(75, 76, 183)
HSL	hsl(239, 43%, 51%)
HSV	hsv(239, 59%, 72%)
CMYK	cmyk(59%, 58.5%, 0%, 28.2%)
CIE-LAB	lab(37.99, 31.53, -56.98)
CIE-LCH	lch(37.99, 65.12, 298.96°)
OKLab	oklab(47.81% 0.0222 -0.1636)
OKLCH	oklch(47.81% 0.165 277.7)
XYZ	xyz(14.0306, 10.0826, 45.9973)
Luminance	0.1008 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B4CB7 #B7B64B

analogous

#4B82B7 #4B4CB7 #804BB7

triadic

#4B4CB7 #B74B4C #4CB74B

tetradic

#4B4CB7 #B74B82 #B7B64B #4BB780

square

#4B4CB7 #B74B82 #B7B64B #4BB780

split-complementary

#4B4CB7 #B7804B #82B74B

monochromatic

#272761 #38398D #4B4CB7 #7777C8 #A2A3DA

Accessibility & contrast

On white

6.96

#4B4CB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#4B4CB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B4CB7

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B4CB7	#FFFFFF	#000000	##FFFFFF
##4B4CB7	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBB

Deuteranopia (green-blind)

#0055B5

Tritanopia (blue-blind)

#00667A

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4b4cb7;
/* rgb */ color: rgb(75, 76, 183);
/* oklch */ color: oklch(47.8% 0.165 277.7);

Tailwind

colors: {
  custom: {
    50: '#887ecd',
    500: '#4b4cb7',
    950: '#000000',
  },
}

SCSS

$custom: #4b4cb7;
$custom-light: #887ecd;
$custom-dark: #000000;

JSON

{
  "hex": "#4b4cb7",
  "rgb": {
    "r": 75,
    "g": 76,
    "b": 183
  },
  "hsl": {
    "h": 239.444,
    "s": 42.857,
    "l": 50.588
  },
  "oklch": {
    "l": 0.47814,
    "c": 0.16511,
    "h": 277.7
  },
  "luminance": 0.10084
}

Semantic roles & 50–950 ramp

primary

#4B4CB7

secondary

#C7C697

accent

#D155D3

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4B4CB7

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

Preview Lab → · Contrast checker → · Palette generator →