#2F1DB1#2F1DB1

#2F1DB1 is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.3% C 0.214 H 274.9°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#2F1DB1
RGB	rgb(47, 29, 177)
HSL	hsl(247, 72%, 40%)
HSV	hsv(247, 84%, 69%)
CMYK	cmyk(73.4%, 83.6%, 0%, 30.6%)
CIE-LAB	lab(25.73, 52.52, -73.62)
CIE-LCH	lch(25.73, 90.43, 305.51°)
OKLab	oklab(38.33% 0.0183 -0.2128)
OKLCH	oklch(38.33% 0.214 274.9)
XYZ	xyz(9.5448, 4.6564, 41.9822)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1DB1 #9FB11D

analogous

#1D55B1 #2F1DB1 #791DB1

triadic

#2F1DB1 #B12F1D #1DB12F

tetradic

#2F1DB1 #B11D55 #9FB11D #1DB179

square

#2F1DB1 #B11D55 #9FB11D #1DB179

split-complementary

#2F1DB1 #B1791D #55B11D

monochromatic

#130C48 #21147C #2F1DB1 #442EDD #7363E5

Accessibility & contrast

On white

10.87

#2F1DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F1DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1DB1

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1DB1	#FFFFFF	#000000	##FFFFFF
##2F1DB1	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B5

Deuteranopia (green-blind)

#0036AF

Tritanopia (blue-blind)

#004D69

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f1db1;
/* rgb */ color: rgb(47, 29, 177);
/* oklch */ color: oklch(38.3% 0.214 274.9);

Tailwind

colors: {
  custom: {
    50: '#7e5fca',
    500: '#2f1db1',
    950: '#000000',
  },
}

SCSS

$custom: #2f1db1;
$custom-light: #7e5fca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1db1",
  "rgb": {
    "r": 47,
    "g": 29,
    "b": 177
  },
  "hsl": {
    "h": 247.297,
    "s": 71.845,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38329,
    "c": 0.21361,
    "h": 274.9
  },
  "luminance": 0.04657
}

Semantic roles & 50–950 ramp

primary

#2F1DB1

secondary

#BDCA60

accent

#EF39D9

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #2F1DB1

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

Preview Lab → · Contrast checker → · Palette generator →