#2B2C99#2B2C99

#2B2C99 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.4% C 0.172 H 273.9°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#2B2C99
RGB	rgb(43, 44, 153)
HSL	hsl(239, 56%, 38%)
HSV	hsv(239, 72%, 60%)
CMYK	cmyk(71.9%, 71.2%, 0%, 40%)
CIE-LAB	lab(25.61, 36.50, -59.30)
CIE-LCH	lch(25.61, 69.63, 301.61°)
OKLab	oklab(37.4% 0.0117 -0.1714)
OKLCH	oklch(37.4% 0.172 273.9)
XYZ	xyz(7.6448, 4.6141, 30.6185)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2C99 #99982B

analogous

#2B6399 #2B2C99 #612B99

triadic

#2B2C99 #992B2C #2C992B

tetradic

#2B2C99 #992B63 #99982B #2B9961

square

#2B2C99 #992B63 #99982B #2B9961

split-complementary

#2B2C99 #99612B #63992B

monochromatic

#101139 #1E1E69 #2B2C99 #3A3BC8 #696AD5

Accessibility & contrast

On white

10.92

#2B2C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2B2C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2C99

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2C99	#FFFFFF	#000000	##FFFFFF
##2B2C99	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429C

Deuteranopia (green-blind)

#003797

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2b2c99;
/* rgb */ color: rgb(43, 44, 153);
/* oklch */ color: oklch(37.4% 0.172 273.9);

Tailwind

colors: {
  custom: {
    50: '#7566b8',
    500: '#2b2c99',
    950: '#000000',
  },
}

SCSS

$custom: #2b2c99;
$custom-light: #7566b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2c99",
  "rgb": {
    "r": 43,
    "g": 44,
    "b": 153
  },
  "hsl": {
    "h": 239.455,
    "s": 56.122,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37395,
    "c": 0.17183,
    "h": 273.9
  },
  "luminance": 0.04615
}

Semantic roles & 50–950 ramp

primary

#2B2C99

secondary

#BCBB64

accent

#DE48DF

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #2B2C99

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

Preview Lab → · Contrast checker → · Palette generator →