#2B1EB3#2B1EB3

#2B1EB3 is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.4% C 0.216 H 273.2°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#2B1EB3
RGB	rgb(43, 30, 179)
HSL	hsl(245, 71%, 41%)
HSV	hsv(245, 83%, 70%)
CMYK	cmyk(76%, 83.2%, 0%, 29.8%)
CIE-LAB	lab(25.85, 52.42, -74.62)
CIE-LCH	lch(25.85, 91.20, 305.09°)
OKLab	oklab(38.41% 0.0122 -0.2158)
OKLCH	oklch(38.41% 0.216 273.2)
XYZ	xyz(9.5945, 4.6958, 43.0398)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1EB3 #A6B31E

analogous

#1E5BB3 #2B1EB3 #751EB3

triadic

#2B1EB3 #B32B1E #1EB32B

tetradic

#2B1EB3 #B31E5B #A6B31E #1EB375

square

#2B1EB3 #B31E5B #A6B31E #1EB375

split-complementary

#2B1EB3 #B3751E #5BB31E

monochromatic

#120C4A #1E157F #2B1EB3 #4132DD #7166E5

Accessibility & contrast

On white

10.83

#2B1EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2B1EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1EB3

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1EB3	#FFFFFF	#000000	##FFFFFF
##2B1EB3	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B7

Deuteranopia (green-blind)

#0036B1

Tritanopia (blue-blind)

#004E6B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2b1eb3;
/* rgb */ color: rgb(43, 30, 179);
/* oklch */ color: oklch(38.4% 0.216 273.2);

Tailwind

colors: {
  custom: {
    50: '#7d5fcb',
    500: '#2b1eb3',
    950: '#000000',
  },
}

SCSS

$custom: #2b1eb3;
$custom-light: #7d5fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1eb3",
  "rgb": {
    "r": 43,
    "g": 30,
    "b": 179
  },
  "hsl": {
    "h": 245.235,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.38408,
    "c": 0.21618,
    "h": 273.2
  },
  "luminance": 0.04697
}

Semantic roles & 50–950 ramp

primary

#2B1EB3

secondary

#C1CB62

accent

#EE3ADE

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #2B1EB3

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

Preview Lab → · Contrast checker → · Palette generator →