#2B1CA9#2B1CA9

#2B1CA9 is a dark, highly saturated blue. Relative luminance 0.042; OKLCH L 37.0% C 0.206 H 274.3°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#2B1CA9
RGB	rgb(43, 28, 169)
HSL	hsl(246, 72%, 39%)
HSV	hsv(246, 83%, 66%)
CMYK	cmyk(74.6%, 83.4%, 0%, 33.7%)
CIE-LAB	lab(24.35, 50.30, -71.11)
CIE-LCH	lch(24.35, 87.10, 305.28°)
OKLab	oklab(37.03% 0.0155 -0.2056)
OKLCH	oklch(37.03% 0.206 274.3)
XYZ	xyz(8.5706, 4.2078, 37.8889)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1CA9 #9AA91C

analogous

#1C53A9 #2B1CA9 #711CA9

triadic

#2B1CA9 #A92B1C #1CA92B

tetradic

#2B1CA9 #A91C53 #9AA91C #1CA971

square

#2B1CA9 #A91C53 #9AA91C #1CA971

split-complementary

#2B1CA9 #A9711C #53A91C

monochromatic

#100B40 #1E1374 #2B1CA9 #3A27DB #6A5BE4

Accessibility & contrast

On white

11.40

#2B1CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2B1CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1CA9

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1CA9	#FFFFFF	#000000	##FFFFFF
##2B1CA9	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AD

Deuteranopia (green-blind)

#0033A7

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b1ca9;
/* rgb */ color: rgb(43, 28, 169);
/* oklch */ color: oklch(37.0% 0.206 274.3);

Tailwind

colors: {
  custom: {
    50: '#7a5dc4',
    500: '#2b1ca9',
    950: '#000000',
  },
}

SCSS

$custom: #2b1ca9;
$custom-light: #7a5dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1ca9",
  "rgb": {
    "r": 43,
    "g": 28,
    "b": 169
  },
  "hsl": {
    "h": 246.383,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37025,
    "c": 0.2062,
    "h": 274.3
  },
  "luminance": 0.04209
}

Semantic roles & 50–950 ramp

primary

#2B1CA9

secondary

#BCC859

accent

#EE39DB

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2B1CA9

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

Preview Lab → · Contrast checker → · Palette generator →