#4128BB#4128BB

#4128BB is a dark, highly saturated violet. Relative luminance 0.062; OKLCH L 42.0% C 0.212 H 279.8°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#4128BB
RGB	rgb(65, 40, 187)
HSL	hsl(250, 65%, 45%)
HSV	hsv(250, 79%, 73%)
CMYK	cmyk(65.2%, 78.6%, 0%, 26.7%)
CIE-LAB	lab(29.98, 51.98, -72.49)
CIE-LCH	lch(29.98, 89.20, 305.64°)
OKLab	oklab(41.96% 0.0361 -0.2093)
OKLCH	oklch(41.96% 0.212 279.8)
XYZ	xyz(11.9055, 6.2283, 47.5789)
Luminance	0.0623 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4128BB #A2BB28

analogous

#2859BB #4128BB #8B28BB

triadic

#4128BB #BB4128 #28BB41

tetradic

#4128BB #BB2859 #A2BB28 #28BB8B

square

#4128BB #BB2859 #A2BB28 #28BB8B

split-complementary

#4128BB #BB8B28 #59BB28

monochromatic

#1E1256 #2F1D89 #4128BB #6148D8 #8C7BE3

Accessibility & contrast

On white

9.35

#4128BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#4128BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4128BB

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4128BB	#FFFFFF	#000000	##FFFFFF
##4128BB	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CBF

Deuteranopia (green-blind)

#0041B8

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4128bb;
/* rgb */ color: rgb(65, 40, 187);
/* oklch */ color: oklch(42.0% 0.212 279.8);

Tailwind

colors: {
  custom: {
    50: '#8666d1',
    500: '#4128bb',
    950: '#000000',
  },
}

SCSS

$custom: #4128bb;
$custom-light: #8666d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4128bb",
  "rgb": {
    "r": 65,
    "g": 40,
    "b": 187
  },
  "hsl": {
    "h": 250.204,
    "s": 64.758,
    "l": 44.51
  },
  "oklch": {
    "l": 0.41956,
    "c": 0.21239,
    "h": 279.8
  },
  "luminance": 0.06229
}

Semantic roles & 50–950 ramp

primary

#4128BB

secondary

#BCCB74

accent

#E840CB

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0614

muted

#7E7A83

Preview Lab

Preview with #4128BB

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

Preview Lab → · Contrast checker → · Palette generator →