#2D1BB3#2D1BB3

#2D1BB3 is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.2% C 0.218 H 274.1°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#2D1BB3
RGB	rgb(45, 27, 179)
HSL	hsl(247, 74%, 40%)
HSV	hsv(247, 85%, 70%)
CMYK	cmyk(74.9%, 84.9%, 0%, 29.8%)
CIE-LAB	lab(25.55, 53.83, -75.12)
CIE-LCH	lch(25.55, 92.41, 305.62°)
OKLab	oklab(38.24% 0.0156 -0.2172)
OKLCH	oklch(38.24% 0.218 274.1)
XYZ	xyz(9.6081, 4.5954, 43.0197)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1BB3 #A1B31B

analogous

#1B55B3 #2D1BB3 #791BB3

triadic

#2D1BB3 #B32D1B #1BB32D

tetradic

#2D1BB3 #B31B55 #A1B31B #1BB379

square

#2D1BB3 #B31B55 #A1B31B #1BB379

split-complementary

#2D1BB3 #B3791B #55B31B

monochromatic

#120B49 #20137E #2D1BB3 #412CDF #7161E7

Accessibility & contrast

On white

10.94

#2D1BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2D1BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1BB3

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1BB3	#FFFFFF	#000000	##FFFFFF
##2D1BB3	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B7

Deuteranopia (green-blind)

#0035B1

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2d1bb3;
/* rgb */ color: rgb(45, 27, 179);
/* oklch */ color: oklch(38.2% 0.218 274.1);

Tailwind

colors: {
  custom: {
    50: '#7d5ecb',
    500: '#2d1bb3',
    950: '#000000',
  },
}

SCSS

$custom: #2d1bb3;
$custom-light: #7d5ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1bb3",
  "rgb": {
    "r": 45,
    "g": 27,
    "b": 179
  },
  "hsl": {
    "h": 247.105,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38236,
    "c": 0.21774,
    "h": 274.1
  },
  "luminance": 0.04596
}

Semantic roles & 50–950 ramp

primary

#2D1BB3

secondary

#BFCC5E

accent

#F037DB

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #2D1BB3

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

Preview Lab → · Contrast checker → · Palette generator →