#4D37BF#4D37BF

#4D37BF is a mid, highly saturated blue. Relative luminance 0.081; OKLCH L 45.3% C 0.200 H 282.2°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#4D37BF
RGB	rgb(77, 55, 191)
HSL	hsl(250, 55%, 48%)
HSV	hsv(250, 71%, 75%)
CMYK	cmyk(59.7%, 71.2%, 0%, 25.1%)
CIE-LAB	lab(34.13, 46.89, -67.98)
CIE-LCH	lch(34.13, 82.59, 304.60°)
OKLab	oklab(45.25% 0.0424 -0.1959)
OKLCH	oklch(45.25% 0.2 282.2)
XYZ	xyz(13.8278, 8.0708, 50.1093)
Luminance	0.0807 (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

#4D37BF #A9BF37

analogous

#3765BF #4D37BF #9137BF

triadic

#4D37BF #BF4D37 #37BF4D

tetradic

#4D37BF #BF3765 #A9BF37 #37BF91

square

#4D37BF #BF3765 #A9BF37 #37BF91

split-complementary

#4D37BF #BF9137 #65BF37

monochromatic

#271C60 #3A298F #4D37BF #7462D2 #9E91DF

Accessibility & contrast

On white

8.03

#4D37BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#4D37BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37BF

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37BF	#FFFFFF	#000000	##FFFFFF
##4D37BF	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C3

Deuteranopia (green-blind)

#004BBC

Tritanopia (blue-blind)

#005C77

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4d37bf;
/* rgb */ color: rgb(77, 55, 191);
/* oklch */ color: oklch(45.3% 0.200 282.2);

Tailwind

colors: {
  custom: {
    50: '#8c70d3',
    500: '#4d37bf',
    950: '#000000',
  },
}

SCSS

$custom: #4d37bf;
$custom-light: #8c70d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37bf",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 191
  },
  "hsl": {
    "h": 249.706,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.45252,
    "c": 0.20044,
    "h": 282.2
  },
  "luminance": 0.08072
}

Semantic roles & 50–950 ramp

primary

#4D37BF

secondary

#BFCA88

accent

#DF49C6

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4D37BF

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

Preview Lab → · Contrast checker → · Palette generator →