#4B187E#4B187E

#4B187E is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.2% C 0.158 H 301.0°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#4B187E
RGB	rgb(75, 24, 126)
HSL	hsl(270, 68%, 29%)
HSV	hsv(270, 81%, 49%)
CMYK	cmyk(40.5%, 81%, 0%, 50.6%)
CIE-LAB	lab(22.50, 43.58, -47.45)
CIE-LCH	lch(22.50, 64.42, 312.56°)
OKLab	oklab(35.17% 0.0814 -0.1356)
OKLCH	oklch(35.17% 0.158 301)
XYZ	xyz(6.9933, 3.6554, 20.0718)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.88

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B187E #4B7E18

analogous

#18187E #4B187E #7E187E

triadic

#4B187E #7E4B18 #187E4B

tetradic

#4B187E #7E1818 #4B7E18 #187E7E

square

#4B187E #7E1818 #4B7E18 #187E7E

split-complementary

#4B187E #7E7E18 #187E18

monochromatic

#0F051A #2C0E4B #4B187E #6A22B1 #8837D9

Accessibility & contrast

On white

12.13

#4B187E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#4B187E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B187E

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B187E	#FFFFFF	#000000	##FFFFFF
##4B187E	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#00357C

Tritanopia (blue-blind)

#3F344B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4b187e;
/* rgb */ color: rgb(75, 24, 126);
/* oklch */ color: oklch(35.2% 0.158 301.0);

Tailwind

colors: {
  custom: {
    50: '#835ca4',
    500: '#4b187e',
    950: '#000000',
  },
}

SCSS

$custom: #4b187e;
$custom-light: #835ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#4b187e",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 126
  },
  "hsl": {
    "h": 270,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35172,
    "c": 0.15814,
    "h": 301
  },
  "luminance": 0.03655
}

Semantic roles & 50–950 ramp

primary

#4B187E

secondary

#79B23F

accent

#EB3D94

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4B187E

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

Preview Lab → · Contrast checker → · Palette generator →