#2B2B83#2B2B83

#2B2B83 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.1% C 0.144 H 276.1°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B83
RGB	rgb(43, 43, 131)
HSL	hsl(240, 51%, 34%)
HSV	hsv(240, 67%, 51%)
CMYK	cmyk(67.2%, 67.2%, 0%, 48.6%)
CIE-LAB	lab(23.27, 29.33, -49.48)
CIE-LCH	lch(23.27, 57.52, 300.66°)
OKLab	oklab(35.06% 0.0151 -0.1427)
OKLCH	oklch(35.06% 0.144 276.1)
XYZ	xyz(5.9555, 3.8795, 21.9033)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B83 #83832B

analogous

#2B5783 #2B2B83 #572B83

triadic

#2B2B83 #832B2B #2B832B

tetradic

#2B2B83 #832B57 #83832B #2B8357

square

#2B2B83 #832B57 #83832B #2B8357

split-complementary

#2B2B83 #83572B #57832B

monochromatic

#0D0D27 #1C1C55 #2B2B83 #3A3AB1 #5E5ECA

Accessibility & contrast

On white

11.82

#2B2B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#2B2B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B83

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B83	#FFFFFF	#000000	##FFFFFF
##2B2B83	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B86

Deuteranopia (green-blind)

#003481

Tritanopia (blue-blind)

#004253

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2b2b83;
/* rgb */ color: rgb(43, 43, 131);
/* oklch */ color: oklch(35.1% 0.144 276.1);

Tailwind

colors: {
  custom: {
    50: '#7064a8',
    500: '#2b2b83',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b83;
$custom-light: #7064a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b83",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 131
  },
  "hsl": {
    "h": 240,
    "s": 50.575,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35063,
    "c": 0.14351,
    "h": 276.1
  },
  "luminance": 0.0388
}

Semantic roles & 50–950 ramp

primary

#2B2B83

secondary

#B0B05A

accent

#DA4EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #2B2B83

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

Preview Lab → · Contrast checker → · Palette generator →