#2B2B80#2B2B80

#2B2B80 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.8% C 0.139 H 276.3°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B80
RGB	rgb(43, 43, 128)
HSL	hsl(240, 50%, 34%)
HSV	hsv(240, 66%, 50%)
CMYK	cmyk(66.4%, 66.4%, 0%, 49.8%)
CIE-LAB	lab(23.00, 28.25, -48.04)
CIE-LCH	lch(23.00, 55.73, 300.46°)
OKLab	oklab(34.78% 0.0154 -0.1385)
OKLCH	oklch(34.78% 0.139 276.3)
XYZ	xyz(5.7551, 3.7994, 20.8480)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B80 #80802B

analogous

#2B5580 #2B2B80 #552B80

triadic

#2B2B80 #802B2B #2B802B

tetradic

#2B2B80 #802B55 #80802B #2B8055

square

#2B2B80 #802B55 #80802B #2B8055

split-complementary

#2B2B80 #80552B #55802B

monochromatic

#0C0C24 #1C1C52 #2B2B80 #3A3AAE #5D5DC9

Accessibility & contrast

On white

11.93

#2B2B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#2B2B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B80

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B80	#FFFFFF	#000000	##FFFFFF
##2B2B80	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B83

Deuteranopia (green-blind)

#00337E

Tritanopia (blue-blind)

#004151

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2b2b80;
/* rgb */ color: rgb(43, 43, 128);
/* oklch */ color: oklch(34.8% 0.139 276.3);

Tailwind

colors: {
  custom: {
    50: '#6f64a6',
    500: '#2b2b80',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b80;
$custom-light: #6f64a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b80",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 128
  },
  "hsl": {
    "h": 240,
    "s": 49.708,
    "l": 33.529
  },
  "oklch": {
    "l": 0.3478,
    "c": 0.13933,
    "h": 276.3
  },
  "luminance": 0.038
}

Semantic roles & 50–950 ramp

primary

#2B2B80

secondary

#AEAE58

accent

#D94FD9

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08050F

muted

#7B7A7F

Preview Lab

Preview with #2B2B80

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

Preview Lab → · Contrast checker → · Palette generator →