#2B259E#2B259E

#2B259E is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.9% C 0.185 H 274.5°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#2B259E
RGB	rgb(43, 37, 158)
HSL	hsl(243, 62%, 38%)
HSV	hsv(243, 77%, 62%)
CMYK	cmyk(72.8%, 76.6%, 0%, 38%)
CIE-LAB	lab(24.65, 42.30, -63.92)
CIE-LCH	lch(24.65, 76.65, 303.50°)
OKLab	oklab(36.87% 0.0146 -0.1849)
OKLCH	oklch(36.87% 0.185 274.5)
XYZ	xyz(7.8273, 4.3046, 32.7595)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B259E #989E25

analogous

#255B9E #2B259E #67259E

triadic

#2B259E #9E2B25 #259E2B

tetradic

#2B259E #9E255B #989E25 #259E67

square

#2B259E #9E255B #989E25 #259E67

split-complementary

#2B259E #9E6725 #5B9E25

monochromatic

#100E3B #1E196C #2B259E #3931CF #6963DA

Accessibility & contrast

On white

11.28

#2B259E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2B259E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B259E

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B259E	#FFFFFF	#000000	##FFFFFF
##2B259E	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A1

Deuteranopia (green-blind)

#00359C

Tritanopia (blue-blind)

#004960

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b259e;
/* rgb */ color: rgb(43, 37, 158);
/* oklch */ color: oklch(36.9% 0.185 274.5);

Tailwind

colors: {
  custom: {
    50: '#7762bc',
    500: '#2b259e',
    950: '#000000',
  },
}

SCSS

$custom: #2b259e;
$custom-light: #7762bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b259e",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 158
  },
  "hsl": {
    "h": 242.975,
    "s": 62.051,
    "l": 38.235
  },
  "oklch": {
    "l": 0.36872,
    "c": 0.18546,
    "h": 274.5
  },
  "luminance": 0.04305
}

Semantic roles & 50–950 ramp

primary

#2B259E

secondary

#BBC05F

accent

#E543DD

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B259E

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

Preview Lab → · Contrast checker → · Palette generator →