#2F1F99#2F1F99

#2F1F99 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.8% C 0.184 H 277.6°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#2F1F99
RGB	rgb(47, 31, 153)
HSL	hsl(248, 66%, 36%)
HSV	hsv(248, 80%, 60%)
CMYK	cmyk(69.3%, 79.7%, 0%, 40%)
CIE-LAB	lab(23.28, 44.28, -63.12)
CIE-LCH	lch(23.28, 77.10, 305.05°)
OKLab	oklab(35.82% 0.0243 -0.1824)
OKLCH	oklch(35.82% 0.184 277.6)
XYZ	xyz(7.4102, 3.8836, 30.4899)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1F99 #89991F

analogous

#1F4C99 #2F1F99 #6C1F99

triadic

#2F1F99 #992F1F #1F992F

tetradic

#2F1F99 #991F4C #89991F #1F996C

square

#2F1F99 #991F4C #89991F #1F996C

split-complementary

#2F1F99 #996C1F #4C991F

monochromatic

#100A33 #1F1566 #2F1F99 #3F29CC #6756DD

Accessibility & contrast

On white

11.82

#2F1F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#2F1F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1F99

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1F99	#FFFFFF	#000000	##FFFFFF
##2F1F99	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9C

Deuteranopia (green-blind)

#003297

Tritanopia (blue-blind)

#00445C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2f1f99;
/* rgb */ color: rgb(47, 31, 153);
/* oklch */ color: oklch(35.8% 0.184 277.6);

Tailwind

colors: {
  custom: {
    50: '#785eb8',
    500: '#2f1f99',
    950: '#000000',
  },
}

SCSS

$custom: #2f1f99;
$custom-light: #785eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1f99",
  "rgb": {
    "r": 47,
    "g": 31,
    "b": 153
  },
  "hsl": {
    "h": 247.869,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.35824,
    "c": 0.18398,
    "h": 277.6
  },
  "luminance": 0.03884
}

Semantic roles & 50–950 ramp

primary

#2F1F99

secondary

#B2C054

accent

#E93FD3

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2F1F99

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

Preview Lab → · Contrast checker → · Palette generator →