#4128AC#4128AC

#4128AC is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.4% C 0.195 H 281.9°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#4128AC
RGB	rgb(65, 40, 172)
HSL	hsl(251, 62%, 42%)
HSV	hsv(251, 77%, 67%)
CMYK	cmyk(62.2%, 76.7%, 0%, 32.5%)
CIE-LAB	lab(28.43, 47.51, -66.11)
CIE-LCH	lch(28.43, 81.41, 305.70°)
OKLab	oklab(40.41% 0.0402 -0.1907)
OKLCH	oklch(40.41% 0.195 281.9)
XYZ	xyz(10.3828, 5.6192, 39.5592)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4128AC #93AC28

analogous

#2851AC #4128AC #8328AC

triadic

#4128AC #AC4128 #28AC41

tetradic

#4128AC #AC2851 #93AC28 #28AC83

square

#4128AC #AC2851 #93AC28 #28AC83

split-complementary

#4128AC #AC8328 #51AC28

monochromatic

#1B1149 #2E1C7A #4128AC #5B3FD2 #8571DE

Accessibility & contrast

On white

9.89

#4128AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#4128AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4128AC

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4128AC	#FFFFFF	#000000	##FFFFFF
##4128AC	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B0

Deuteranopia (green-blind)

#003EAA

Tritanopia (blue-blind)

#004E69

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4128ac;
/* rgb */ color: rgb(65, 40, 172);
/* oklch */ color: oklch(40.4% 0.195 281.9);

Tailwind

colors: {
  custom: {
    50: '#8366c6',
    500: '#4128ac',
    950: '#000000',
  },
}

SCSS

$custom: #4128ac;
$custom-light: #8366c6;
$custom-dark: #000000;

JSON

{
  "hex": "#4128ac",
  "rgb": {
    "r": 65,
    "g": 40,
    "b": 172
  },
  "hsl": {
    "h": 251.364,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4041,
    "c": 0.19488,
    "h": 281.9
  },
  "luminance": 0.0562
}

Semantic roles & 50–950 ramp

primary

#4128AC

secondary

#B4C56B

accent

#E542C6

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4128AC

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

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