#4D37E0#4D37E0

#4D37E0 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 48.4% C 0.239 H 278.5°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX#4D37E0
RGBrgb(77, 55, 224)
HSLhsl(248, 73%, 55%)
HSVhsv(248, 75%, 88%)
CMYKcmyk(65.6%, 75.4%, 0%, 12.2%)
CIE-LABlab(37.28, 56.82, -81.92)
CIE-LCHlch(37.28, 99.70, 304.74°)
OKLaboklab(48.43% 0.0352 -0.2366)
OKLCHoklch(48.43% 0.239 278.5)
XYZxyz(17.8770, 9.6905, 71.4349)
Luminance0.0969 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4D37E0 #CAE037
analogous
#3775E0 #4D37E0 #A237E0
triadic
#4D37E0 #E04D37 #37E04D
tetradic
#4D37E0 #E03775 #CAE037 #37E0A2
square
#4D37E0 #E03775 #CAE037 #37E0A2
split-complementary
#4D37E0 #E0A237 #75E037
monochromatic
#241588 #321DBD #4D37E0 #7C6CE8 #ABA1F0

Accessibility & contrast

On white

7.15
#4D37E0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.94
#4D37E0 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37E0
7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4D37E0#FFFFFF#000000##FFFFFF
##4D37E01.007.152.947.15
#FFFFFF7.151.0021.001.00
#0000002.9421.001.0021.00
##FFFFFF7.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005EE5
Deuteranopia (green-blind)
#0051DD
Tritanopia (blue-blind)
#00688A
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #4d37e0;
/* rgb */ color: rgb(77, 55, 224);
/* oklch */ color: oklch(48.4% 0.239 278.5);
Tailwind
colors: {
  custom: {
    50: '#9272eb',
    500: '#4d37e0',
    950: '#000000',
  },
}
SCSS
$custom: #4d37e0;
$custom-light: #9272eb;
$custom-dark: #000000;
JSON
{
  "hex": "#4d37e0",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 224
  },
  "hsl": {
    "h": 247.811,
    "s": 73.16,
    "l": 54.706
  },
  "oklch": {
    "l": 0.48429,
    "c": 0.23922,
    "h": 278.5
  },
  "luminance": 0.09692
}

Semantic roles & 50–950 ramp

primary
#4D37E0
secondary
#D4DD96
accent
#F038D8
background
#F9F7FE
surface
#F2EDFD
border
#CCC8D5
text
#0F0816
muted
#7E7B84

Preview Lab

Preview with #4D37E0

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

Preview Lab → · Contrast checker → · Palette generator →

#4D37E0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva