#2B2F71#2B2F71

#2B2F71 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 34.2% C 0.112 H 276.1°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#2B2F71
RGB	rgb(43, 47, 113)
HSL	hsl(237, 45%, 31%)
HSV	hsv(237, 62%, 44%)
CMYK	cmyk(61.9%, 58.4%, 0%, 55.7%)
CIE-LAB	lab(22.79, 20.07, -38.84)
CIE-LCH	lch(22.79, 43.71, 297.32°)
OKLab	oklab(34.23% 0.012 -0.1114)
OKLCH	oklch(34.23% 0.112 276.1)
XYZ	xyz(4.9924, 3.7385, 16.0781)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2F71 #716D2B

analogous

#2B5271 #2B2F71 #4A2B71

triadic

#2B2F71 #712B2F #2F712B

tetradic

#2B2F71 #712B52 #716D2B #2B714A

square

#2B2F71 #712B52 #716D2B #2B714A

split-complementary

#2B2F71 #714A2B #52712B

monochromatic

#090A18 #1A1D45 #2B2F71 #3C419D #575DBF

Accessibility & contrast

On white

12.02

#2B2F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#2B2F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2F71

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2F71	#FFFFFF	#000000	##FFFFFF
##2B2F71	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003973

Deuteranopia (green-blind)

#003370

Tritanopia (blue-blind)

#003F4B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2b2f71;
/* rgb */ color: rgb(43, 47, 113);
/* oklch */ color: oklch(34.2% 0.112 276.1);

Tailwind

colors: {
  custom: {
    50: '#6c679a',
    500: '#2b2f71',
    950: '#000000',
  },
}

SCSS

$custom: #2b2f71;
$custom-light: #6c679a;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2f71",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 113
  },
  "hsl": {
    "h": 236.571,
    "s": 44.872,
    "l": 30.588
  },
  "oklch": {
    "l": 0.34231,
    "c": 0.11205,
    "h": 276.1
  },
  "luminance": 0.03739
}

Semantic roles & 50–950 ramp

primary

#2B2F71

secondary

#A39E55

accent

#CD53D5

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2B2F71

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

Preview Lab → · Contrast checker → · Palette generator →