#301B90#301B90

#301B90 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.4% C 0.176 H 279.9°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#301B90
RGB	rgb(48, 27, 144)
HSL	hsl(251, 68%, 34%)
HSV	hsv(251, 81%, 56%)
CMYK	cmyk(66.7%, 81.3%, 0%, 43.5%)
CIE-LAB	lab(21.67, 43.58, -60.22)
CIE-LCH	lch(21.67, 74.33, 305.89°)
OKLab	oklab(34.43% 0.0305 -0.1738)
OKLCH	oklch(34.43% 0.177 279.9)
XYZ	xyz(6.6433, 3.4253, 26.6912)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301B90 #7B901B

analogous

#1B4090 #301B90 #6A1B90

triadic

#301B90 #90301B #1B9030

tetradic

#301B90 #901B40 #7B901B #1B906A

square

#301B90 #901B40 #7B901B #1B906A

split-complementary

#301B90 #906A1B #40901B

monochromatic

#0E0829 #1F115C #301B90 #4125C4 #6349DD

Accessibility & contrast

On white

12.46

#301B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#301B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301B90

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301B90	#FFFFFF	#000000	##FFFFFF
##301B90	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003893

Deuteranopia (green-blind)

#002F8E

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #301b90;
/* rgb */ color: rgb(48, 27, 144);
/* oklch */ color: oklch(34.4% 0.176 279.9);

Tailwind

colors: {
  custom: {
    50: '#775bb2',
    500: '#301b90',
    950: '#000000',
  },
}

SCSS

$custom: #301b90;
$custom-light: #775bb2;
$custom-dark: #000000;

JSON

{
  "hex": "#301b90",
  "rgb": {
    "r": 48,
    "g": 27,
    "b": 144
  },
  "hsl": {
    "h": 250.769,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34428,
    "c": 0.1765,
    "h": 279.9
  },
  "luminance": 0.03426
}

Semantic roles & 50–950 ramp

primary

#301B90

secondary

#A9BF48

accent

#EB3DCC

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #301B90

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

Preview Lab → · Contrast checker → · Palette generator →