#4F37DA#4F37DA

#4F37DA is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 48.0% C 0.232 H 279.8°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#4F37DA
RGB	rgb(79, 55, 218)
HSL	hsl(249, 69%, 54%)
HSV	hsv(249, 75%, 85%)
CMYK	cmyk(63.8%, 74.8%, 0%, 14.5%)
CIE-LAB	lab(36.85, 55.25, -79.19)
CIE-LCH	lch(36.85, 96.57, 304.90°)
OKLab	oklab(47.99% 0.0393 -0.2286)
OKLCH	oklch(47.99% 0.232 279.8)
XYZ	xyz(17.2415, 9.4552, 67.2325)
Luminance	0.0946 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.82

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F37DA #C2DA37

analogous

#3770DA #4F37DA #A037DA

triadic

#4F37DA #DA4F37 #37DA4F

tetradic

#4F37DA #DA3770 #C2DA37 #37DAA0

square

#4F37DA #DA3770 #C2DA37 #37DAA0

split-complementary

#4F37DA #DAA037 #70DA37

monochromatic

#27187F #3721B3 #4F37DA #7C6BE4 #AA9EED

Accessibility & contrast

On white

7.26

#4F37DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#4F37DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F37DA

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F37DA	#FFFFFF	#000000	##FFFFFF
##4F37DA	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DDF

Deuteranopia (green-blind)

#0050D7

Tritanopia (blue-blind)

#006686

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4f37da;
/* rgb */ color: rgb(79, 55, 218);
/* oklch */ color: oklch(48.0% 0.232 279.8);

Tailwind

colors: {
  custom: {
    50: '#9171e7',
    500: '#4f37da',
    950: '#000000',
  },
}

SCSS

$custom: #4f37da;
$custom-light: #9171e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f37da",
  "rgb": {
    "r": 79,
    "g": 55,
    "b": 218
  },
  "hsl": {
    "h": 248.834,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47986,
    "c": 0.23196,
    "h": 279.8
  },
  "luminance": 0.09457
}

Semantic roles & 50–950 ramp

primary

#4F37DA

secondary

#CFD993

accent

#EC3CD2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4F37DA

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

Preview Lab → · Contrast checker → · Palette generator →