#4128B9#4128B9

#4128B9 is a dark, highly saturated violet. Relative luminance 0.061; OKLCH L 41.7% C 0.210 H 280.1°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#4128B9
RGB	rgb(65, 40, 185)
HSL	hsl(250, 64%, 44%)
HSV	hsv(250, 78%, 73%)
CMYK	cmyk(64.9%, 78.4%, 0%, 27.5%)
CIE-LAB	lab(29.77, 51.38, -71.65)
CIE-LCH	lch(29.77, 88.17, 305.65°)
OKLab	oklab(41.75% 0.0367 -0.2068)
OKLCH	oklch(41.75% 0.21 280.1)
XYZ	xyz(11.6929, 6.1433, 46.4591)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4128B9 #A0B928

analogous

#2858B9 #4128B9 #8A28B9

triadic

#4128B9 #B94128 #28B941

tetradic

#4128B9 #B92858 #A0B928 #28B98A

square

#4128B9 #B92858 #A0B928 #28B98A

split-complementary

#4128B9 #B98A28 #58B928

monochromatic

#1E1254 #2F1D87 #4128B9 #6047D7 #8B79E2

Accessibility & contrast

On white

9.42

#4128B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#4128B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4128B9

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4128B9	#FFFFFF	#000000	##FFFFFF
##4128B9	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBD

Deuteranopia (green-blind)

#0041B6

Tritanopia (blue-blind)

#005370

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #4128b9;
/* rgb */ color: rgb(65, 40, 185);
/* oklch */ color: oklch(41.7% 0.210 280.1);

Tailwind

colors: {
  custom: {
    50: '#8666cf',
    500: '#4128b9',
    950: '#000000',
  },
}

SCSS

$custom: #4128b9;
$custom-light: #8666cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4128b9",
  "rgb": {
    "r": 65,
    "g": 40,
    "b": 185
  },
  "hsl": {
    "h": 250.345,
    "s": 64.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41747,
    "c": 0.21008,
    "h": 280.1
  },
  "luminance": 0.06144
}

Semantic roles & 50–950 ramp

primary

#4128B9

secondary

#BBCA73

accent

#E740CB

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0D0614

muted

#7D7A82

Preview Lab

Preview with #4128B9

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

Preview Lab → · Contrast checker → · Palette generator →