#2B25A2#2B25A2

#2B25A2 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.3% C 0.190 H 274.2°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#2B25A2
RGB	rgb(43, 37, 162)
HSL	hsl(243, 63%, 39%)
HSV	hsv(243, 77%, 64%)
CMYK	cmyk(73.5%, 77.2%, 0%, 36.5%)
CIE-LAB	lab(25.09, 43.62, -65.64)
CIE-LCH	lch(25.09, 78.81, 303.60°)
OKLab	oklab(37.31% 0.0138 -0.1899)
OKLCH	oklch(37.31% 0.19 274.2)
XYZ	xyz(8.1772, 4.4445, 34.6023)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B25A2 #9CA225

analogous

#255EA2 #2B25A2 #6A25A2

triadic

#2B25A2 #A22B25 #25A22B

tetradic

#2B25A2 #A2255E #9CA225 #25A26A

square

#2B25A2 #A2255E #9CA225 #25A26A

split-complementary

#2B25A2 #A26A25 #5EA225

monochromatic

#110E3E #1E1A70 #2B25A2 #3B34D1 #6B65DC

Accessibility & contrast

On white

11.12

#2B25A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2B25A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B25A2

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B25A2	#FFFFFF	#000000	##FFFFFF
##2B25A2	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A6

Deuteranopia (green-blind)

#0036A0

Tritanopia (blue-blind)

#004A62

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b25a2;
/* rgb */ color: rgb(43, 37, 162);
/* oklch */ color: oklch(37.3% 0.190 274.2);

Tailwind

colors: {
  custom: {
    50: '#7862bf',
    500: '#2b25a2',
    950: '#000000',
  },
}

SCSS

$custom: #2b25a2;
$custom-light: #7862bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b25a2",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 162
  },
  "hsl": {
    "h": 242.88,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.37309,
    "c": 0.19037,
    "h": 274.2
  },
  "luminance": 0.04445
}

Semantic roles & 50–950 ramp

primary

#2B25A2

secondary

#BDC261

accent

#E642DE

background

#F8F5FB

surface

#EFEAF7

border

#CAC6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B25A2

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

Preview Lab → · Contrast checker → · Palette generator →