#4A37BD#4A37BD

#4A37BD is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.8% C 0.198 H 281.2°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#4A37BD
RGB	rgb(74, 55, 189)
HSL	hsl(249, 55%, 48%)
HSV	hsv(249, 71%, 74%)
CMYK	cmyk(60.8%, 70.9%, 0%, 25.9%)
CIE-LAB	lab(33.69, 45.86, -67.53)
CIE-LCH	lch(33.69, 81.63, 304.18°)
OKLab	oklab(44.82% 0.0387 -0.1947)
OKLCH	oklch(44.82% 0.198 281.2)
XYZ	xyz(13.3727, 7.8614, 48.9470)
Luminance	0.0786 (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

#4A37BD #AABD37

analogous

#3767BD #4A37BD #8D37BD

triadic

#4A37BD #BD4A37 #37BD4A

tetradic

#4A37BD #BD3767 #AABD37 #37BD8D

square

#4A37BD #BD3767 #AABD37 #37BD8D

split-complementary

#4A37BD #BD8D37 #67BD37

monochromatic

#251B5E #37298E #4A37BD #7060D1 #9B90DF

Accessibility & contrast

On white

8.16

#4A37BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#4A37BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A37BD

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A37BD	#FFFFFF	#000000	##FFFFFF
##4A37BD	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C1

Deuteranopia (green-blind)

#004ABA

Tritanopia (blue-blind)

#005B76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4a37bd;
/* rgb */ color: rgb(74, 55, 189);
/* oklch */ color: oklch(44.8% 0.198 281.2);

Tailwind

colors: {
  custom: {
    50: '#8a70d2',
    500: '#4a37bd',
    950: '#000000',
  },
}

SCSS

$custom: #4a37bd;
$custom-light: #8a70d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4a37bd",
  "rgb": {
    "r": 74,
    "g": 55,
    "b": 189
  },
  "hsl": {
    "h": 248.507,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44821,
    "c": 0.19847,
    "h": 281.2
  },
  "luminance": 0.07862
}

Semantic roles & 50–950 ramp

primary

#4A37BD

secondary

#C0C986

accent

#DE4AC9

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4A37BD

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

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