#2B2B71#2B2B71

#2B2B71 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.4% C 0.118 H 277.9°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B71
RGB	rgb(43, 43, 113)
HSL	hsl(240, 45%, 31%)
HSV	hsv(240, 62%, 44%)
CMYK	cmyk(61.9%, 61.9%, 0%, 55.7%)
CIE-LAB	lab(21.70, 22.82, -40.60)
CIE-LCH	lch(21.70, 46.57, 299.34°)
OKLab	oklab(33.42% 0.0162 -0.1166)
OKLCH	oklch(33.42% 0.118 277.9)
XYZ	xyz(4.8398, 3.4332, 16.0272)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B71 #71712B

analogous

#2B4E71 #2B2B71 #4E2B71

triadic

#2B2B71 #712B2B #2B712B

tetradic

#2B2B71 #712B4E #71712B #2B714E

square

#2B2B71 #712B4E #71712B #2B714E

split-complementary

#2B2B71 #714E2B #4E712B

monochromatic

#090918 #1A1A45 #2B2B71 #3C3C9D #5757BF

Accessibility & contrast

On white

12.45

#2B2B71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2B2B71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B71

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B71	#FFFFFF	#000000	##FFFFFF
##2B2B71	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003773

Deuteranopia (green-blind)

#003170

Tritanopia (blue-blind)

#003C49

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2b2b71;
/* rgb */ color: rgb(43, 43, 113);
/* oklch */ color: oklch(33.4% 0.118 277.9);

Tailwind

colors: {
  custom: {
    50: '#6c649a',
    500: '#2b2b71',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b71;
$custom-light: #6c649a;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b71",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 113
  },
  "hsl": {
    "h": 240,
    "s": 44.872,
    "l": 30.588
  },
  "oklch": {
    "l": 0.33425,
    "c": 0.11775,
    "h": 277.9
  },
  "luminance": 0.03434
}

Semantic roles & 50–950 ramp

primary

#2B2B71

secondary

#A3A355

accent

#D553D5

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #2B2B71

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

Preview Lab → · Contrast checker → · Palette generator →