#2B1EB1#2B1EB1

#2B1EB1 is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.2% C 0.214 H 273.4°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#2B1EB1
RGB	rgb(43, 30, 177)
HSL	hsl(245, 71%, 41%)
HSV	hsv(245, 83%, 69%)
CMYK	cmyk(75.7%, 83.1%, 0%, 30.6%)
CIE-LAB	lab(25.61, 51.82, -73.83)
CIE-LCH	lch(25.61, 90.20, 305.07°)
OKLab	oklab(38.17% 0.0127 -0.2135)
OKLCH	oklch(38.17% 0.214 273.4)
XYZ	xyz(9.3937, 4.6155, 41.9823)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1EB1 #A4B11E

analogous

#1E5AB1 #2B1EB1 #741EB1

triadic

#2B1EB1 #B12B1E #1EB12B

tetradic

#2B1EB1 #B11E5A #A4B11E #1EB174

square

#2B1EB1 #B11E5A #A4B11E #1EB174

split-complementary

#2B1EB1 #B1741E #5AB11E

monochromatic

#120C48 #1E157D #2B1EB1 #3F30DC #7065E5

Accessibility & contrast

On white

10.92

#2B1EB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2B1EB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1EB1

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1EB1	#FFFFFF	#000000	##FFFFFF
##2B1EB1	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B5

Deuteranopia (green-blind)

#0036AF

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2b1eb1;
/* rgb */ color: rgb(43, 30, 177);
/* oklch */ color: oklch(38.2% 0.214 273.4);

Tailwind

colors: {
  custom: {
    50: '#7c5fca',
    500: '#2b1eb1',
    950: '#000000',
  },
}

SCSS

$custom: #2b1eb1;
$custom-light: #7c5fca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1eb1",
  "rgb": {
    "r": 43,
    "g": 30,
    "b": 177
  },
  "hsl": {
    "h": 245.306,
    "s": 71.014,
    "l": 40.588
  },
  "oklch": {
    "l": 0.38173,
    "c": 0.21391,
    "h": 273.4
  },
  "luminance": 0.04616
}

Semantic roles & 50–950 ramp

primary

#2B1EB1

secondary

#C1CA61

accent

#EE3ADE

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2B1EB1

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

Preview Lab → · Contrast checker → · Palette generator →