#2F1FA1#2F1FA1

#2F1FA1 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.7% C 0.194 H 276.6°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#2F1FA1
RGB	rgb(47, 31, 161)
HSL	hsl(247, 68%, 38%)
HSV	hsv(247, 81%, 63%)
CMYK	cmyk(70.8%, 80.7%, 0%, 36.9%)
CIE-LAB	lab(24.18, 46.77, -66.52)
CIE-LCH	lch(24.18, 81.32, 305.11°)
OKLab	oklab(36.72% 0.0221 -0.1923)
OKLCH	oklch(36.72% 0.194 276.6)
XYZ	xyz(8.0932, 4.1568, 34.0871)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1FA1 #91A11F

analogous

#1F50A1 #2F1FA1 #701FA1

triadic

#2F1FA1 #A12F1F #1FA12F

tetradic

#2F1FA1 #A11F50 #91A11F #1FA170

square

#2F1FA1 #A11F50 #91A11F #1FA170

split-complementary

#2F1FA1 #A1701F #50A11F

monochromatic

#110B3A #20156E #2F1FA1 #3E29D4 #6B5BDF

Accessibility & contrast

On white

11.47

#2F1FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#2F1FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1FA1

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1FA1	#FFFFFF	#000000	##FFFFFF
##2F1FA1	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA5

Deuteranopia (green-blind)

#00349F

Tritanopia (blue-blind)

#004760

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2f1fa1;
/* rgb */ color: rgb(47, 31, 161);
/* oklch */ color: oklch(36.7% 0.194 276.6);

Tailwind

colors: {
  custom: {
    50: '#7a5fbe',
    500: '#2f1fa1',
    950: '#000000',
  },
}

SCSS

$custom: #2f1fa1;
$custom-light: #7a5fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1fa1",
  "rgb": {
    "r": 47,
    "g": 31,
    "b": 161
  },
  "hsl": {
    "h": 247.385,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.36716,
    "c": 0.19352,
    "h": 276.6
  },
  "luminance": 0.04158
}

Semantic roles & 50–950 ramp

primary

#2F1FA1

secondary

#B6C458

accent

#EB3DD5

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #2F1FA1

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

Preview Lab → · Contrast checker → · Palette generator →