#4128B0#4128B0

#4128B0 is a dark, vivid violet. Relative luminance 0.058; OKLCH L 40.8% C 0.200 H 281.3°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#4128B0
RGB	rgb(65, 40, 176)
HSL	hsl(251, 63%, 42%)
HSV	hsv(251, 77%, 69%)
CMYK	cmyk(63.1%, 77.3%, 0%, 31%)
CIE-LAB	lab(28.84, 48.71, -67.83)
CIE-LCH	lch(28.84, 83.51, 305.68°)
OKLab	oklab(40.82% 0.0392 -0.1957)
OKLCH	oklch(40.82% 0.2 281.3)
XYZ	xyz(10.7728, 5.7752, 41.6129)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.01

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4128B0 #97B028

analogous

#2853B0 #4128B0 #8528B0

triadic

#4128B0 #B04128 #28B041

tetradic

#4128B0 #B02853 #97B028 #28B085

square

#4128B0 #B02853 #97B028 #28B085

split-complementary

#4128B0 #B08528 #53B028

monochromatic

#1C114C #2F1D7E #4128B0 #5C41D4 #8773DF

Accessibility & contrast

On white

9.74

#4128B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#4128B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4128B0

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4128B0	#FFFFFF	#000000	##FFFFFF
##4128B0	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B4

Deuteranopia (green-blind)

#003FAE

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #4128b0;
/* rgb */ color: rgb(65, 40, 176);
/* oklch */ color: oklch(40.8% 0.200 281.3);

Tailwind

colors: {
  custom: {
    50: '#8466c9',
    500: '#4128b0',
    950: '#000000',
  },
}

SCSS

$custom: #4128b0;
$custom-light: #8466c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4128b0",
  "rgb": {
    "r": 65,
    "g": 40,
    "b": 176
  },
  "hsl": {
    "h": 251.029,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.40818,
    "c": 0.19959,
    "h": 281.3
  },
  "luminance": 0.05776
}

Semantic roles & 50–950 ramp

primary

#4128B0

secondary

#B6C66D

accent

#E642C8

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4128B0

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

Preview Lab → · Contrast checker → · Palette generator →