#2B259C#2B259C

#2B259C is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.7% C 0.183 H 274.7°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#2B259C
RGB	rgb(43, 37, 156)
HSL	hsl(243, 62%, 38%)
HSV	hsv(243, 76%, 61%)
CMYK	cmyk(72.4%, 76.3%, 0%, 38.8%)
CIE-LAB	lab(24.44, 41.64, -63.06)
CIE-LCH	lch(24.44, 75.57, 303.44°)
OKLab	oklab(36.66% 0.0151 -0.1824)
OKLCH	oklch(36.66% 0.183 274.7)
XYZ	xyz(7.6566, 4.2363, 31.8602)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B259C #969C25

analogous

#255B9C #2B259C #66259C

triadic

#2B259C #9C2B25 #259C2B

tetradic

#2B259C #9C255B #969C25 #259C66

square

#2B259C #9C255B #969C25 #259C66

split-complementary

#2B259C #9C6625 #5B9C25

monochromatic

#100E39 #1D196B #2B259C #3931CD #6862DA

Accessibility & contrast

On white

11.37

#2B259C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2B259C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B259C

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B259C	#FFFFFF	#000000	##FFFFFF
##2B259C	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9F

Deuteranopia (green-blind)

#00359A

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b259c;
/* rgb */ color: rgb(43, 37, 156);
/* oklch */ color: oklch(36.7% 0.183 274.7);

Tailwind

colors: {
  custom: {
    50: '#7662ba',
    500: '#2b259c',
    950: '#000000',
  },
}

SCSS

$custom: #2b259c;
$custom-light: #7662ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2b259c",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 156
  },
  "hsl": {
    "h": 243.025,
    "s": 61.658,
    "l": 37.843
  },
  "oklch": {
    "l": 0.36656,
    "c": 0.18298,
    "h": 274.7
  },
  "luminance": 0.04237
}

Semantic roles & 50–950 ramp

primary

#2B259C

secondary

#BABF5E

accent

#E543DD

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B259C

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

Preview Lab → · Contrast checker → · Palette generator →