#2B2173#2B2173

#2B2173 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.8% C 0.134 H 281.1°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#2B2173
RGB	rgb(43, 33, 115)
HSL	hsl(247, 55%, 29%)
HSV	hsv(247, 71%, 45%)
CMYK	cmyk(62.6%, 71.3%, 0%, 54.9%)
CIE-LAB	lab(19.39, 30.13, -45.66)
CIE-LCH	lch(19.39, 54.70, 303.42°)
OKLab	oklab(31.79% 0.0258 -0.1315)
OKLCH	oklch(31.79% 0.134 281.1)
XYZ	xyz(4.6337, 2.8388, 16.5201)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2173 #697321

analogous

#214073 #2B2173 #542173

triadic

#2B2173 #732B21 #21732B

tetradic

#2B2173 #732140 #697321 #217354

square

#2B2173 #732140 #697321 #217354

split-complementary

#2B2173 #735421 #407321

monochromatic

#090718 #191343 #2B2173 #3D2FA3 #5545CA

Accessibility & contrast

On white

13.39

#2B2173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#2B2173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2173

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2173	#FFFFFF	#000000	##FFFFFF
##2B2173	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003276

Deuteranopia (green-blind)

#002C71

Tritanopia (blue-blind)

#003747

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #2b2173;
/* rgb */ color: rgb(43, 33, 115);
/* oklch */ color: oklch(31.8% 0.134 281.1);

Tailwind

colors: {
  custom: {
    50: '#6e5d9c',
    500: '#2b2173',
    950: '#000000',
  },
}

SCSS

$custom: #2b2173;
$custom-light: #6e5d9c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2173",
  "rgb": {
    "r": 43,
    "g": 33,
    "b": 115
  },
  "hsl": {
    "h": 247.317,
    "s": 55.405,
    "l": 29.02
  },
  "oklch": {
    "l": 0.31792,
    "c": 0.13404,
    "h": 281.1
  },
  "luminance": 0.02839
}

Semantic roles & 50–950 ramp

primary

#2B2173

secondary

#9BA649

accent

#DF49CC

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08040E

muted

#7A797E

Preview Lab

Preview with #2B2173

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

Preview Lab → · Contrast checker → · Palette generator →