#2B2C83#2B2C83

#2B2C83 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.2% C 0.142 H 275.8°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#2B2C83
RGB	rgb(43, 44, 131)
HSL	hsl(239, 51%, 34%)
HSV	hsv(239, 67%, 51%)
CMYK	cmyk(67.2%, 66.4%, 0%, 48.6%)
CIE-LAB	lab(23.52, 28.67, -49.08)
CIE-LCH	lch(23.52, 56.84, 300.30°)
OKLab	oklab(35.24% 0.0143 -0.1415)
OKLCH	oklch(35.24% 0.142 275.8)
XYZ	xyz(5.9923, 3.9531, 21.9156)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2C83 #83822B

analogous

#2B5883 #2B2C83 #562B83

triadic

#2B2C83 #832B2C #2C832B

tetradic

#2B2C83 #832B58 #83822B #2B8356

square

#2B2C83 #832B58 #83822B #2B8356

split-complementary

#2B2C83 #83562B #58832B

monochromatic

#0D0D27 #1C1D55 #2B2C83 #3A3BB1 #5E5FCA

Accessibility & contrast

On white

11.73

#2B2C83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2B2C83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2C83

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2C83	#FFFFFF	#000000	##FFFFFF
##2B2C83	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C86

Deuteranopia (green-blind)

#003481

Tritanopia (blue-blind)

#004253

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2b2c83;
/* rgb */ color: rgb(43, 44, 131);
/* oklch */ color: oklch(35.2% 0.142 275.8);

Tailwind

colors: {
  custom: {
    50: '#7065a8',
    500: '#2b2c83',
    950: '#000000',
  },
}

SCSS

$custom: #2b2c83;
$custom-light: #7065a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2c83",
  "rgb": {
    "r": 43,
    "g": 44,
    "b": 131
  },
  "hsl": {
    "h": 239.318,
    "s": 50.575,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35243,
    "c": 0.14225,
    "h": 275.8
  },
  "luminance": 0.03954
}

Semantic roles & 50–950 ramp

primary

#2B2C83

secondary

#B0AF5A

accent

#D84EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #2B2C83

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

Preview Lab → · Contrast checker → · Palette generator →