#4128B2#4128B2

#4128B2 is a dark, highly saturated violet. Relative luminance 0.059; OKLCH L 41.0% C 0.202 H 281.0°. Best body text is #FFFFFF at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#4128B2
RGB	rgb(65, 40, 178)
HSL	hsl(251, 63%, 43%)
HSV	hsv(251, 78%, 70%)
CMYK	cmyk(63.5%, 77.5%, 0%, 30.2%)
CIE-LAB	lab(29.04, 49.30, -68.69)
CIE-LCH	lch(29.04, 84.55, 305.67°)
OKLab	oklab(41.02% 0.0386 -0.1982)
OKLCH	oklch(41.02% 0.202 281)
XYZ	xyz(10.9721, 5.8549, 42.6628)
Luminance	0.0586 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4128B2 #99B228

analogous

#2854B2 #4128B2 #8628B2

triadic

#4128B2 #B24128 #28B241

tetradic

#4128B2 #B22854 #99B228 #28B286

square

#4128B2 #B22854 #99B228 #28B286

split-complementary

#4128B2 #B28628 #54B228

monochromatic

#1D124E #2F1D80 #4128B2 #5D43D5 #8875E0

Accessibility & contrast

On white

9.67

#4128B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#4128B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4128B2

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4128B2	#FFFFFF	#000000	##FFFFFF
##4128B2	1.00	9.67	2.17	9.67
#FFFFFF	9.67	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B6

Deuteranopia (green-blind)

#003FB0

Tritanopia (blue-blind)

#00516C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #4128b2;
/* rgb */ color: rgb(65, 40, 178);
/* oklch */ color: oklch(41.0% 0.202 281.0);

Tailwind

colors: {
  custom: {
    50: '#8466ca',
    500: '#4128b2',
    950: '#000000',
  },
}

SCSS

$custom: #4128b2;
$custom-light: #8466ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4128b2",
  "rgb": {
    "r": 65,
    "g": 40,
    "b": 178
  },
  "hsl": {
    "h": 250.87,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.41023,
    "c": 0.20194,
    "h": 281
  },
  "luminance": 0.05856
}

Semantic roles & 50–950 ramp

primary

#4128B2

secondary

#B7C76F

accent

#E641C8

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4128B2

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

Preview Lab → · Contrast checker → · Palette generator →