#2B2D83#2B2D83

#2B2D83 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.4% C 0.141 H 275.5°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#2B2D83
RGB	rgb(43, 45, 131)
HSL	hsl(239, 51%, 34%)
HSV	hsv(239, 67%, 51%)
CMYK	cmyk(67.2%, 65.6%, 0%, 48.6%)
CIE-LAB	lab(23.77, 28.01, -48.67)
CIE-LCH	lch(23.77, 56.16, 299.92°)
OKLab	oklab(35.43% 0.0135 -0.1403)
OKLCH	oklch(35.43% 0.141 275.5)
XYZ	xyz(6.0300, 4.0285, 21.9281)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2D83 #83812B

analogous

#2B5983 #2B2D83 #552B83

triadic

#2B2D83 #832B2D #2D832B

tetradic

#2B2D83 #832B59 #83812B #2B8355

square

#2B2D83 #832B59 #83812B #2B8355

split-complementary

#2B2D83 #83552B #59832B

monochromatic

#0D0D27 #1C1D55 #2B2D83 #3A3DB1 #5E61CA

Accessibility & contrast

On white

11.63

#2B2D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2B2D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2D83

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2D83	#FFFFFF	#000000	##FFFFFF
##2B2D83	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C86

Deuteranopia (green-blind)

#003581

Tritanopia (blue-blind)

#004353

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2b2d83;
/* rgb */ color: rgb(43, 45, 131);
/* oklch */ color: oklch(35.4% 0.141 275.5);

Tailwind

colors: {
  custom: {
    50: '#7066a8',
    500: '#2b2d83',
    950: '#000000',
  },
}

SCSS

$custom: #2b2d83;
$custom-light: #7066a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2d83",
  "rgb": {
    "r": 43,
    "g": 45,
    "b": 131
  },
  "hsl": {
    "h": 238.636,
    "s": 50.575,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35425,
    "c": 0.14096,
    "h": 275.5
  },
  "luminance": 0.04029
}

Semantic roles & 50–950 ramp

primary

#2B2D83

secondary

#B0AE5A

accent

#D74EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2B2D83

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

Preview Lab → · Contrast checker → · Palette generator →