#2B2B63#2B2B63

#2B2B63 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 32.3% C 0.096 H 279.5°. Best body text is #FFFFFF at 12.90:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B63
RGB	rgb(43, 43, 99)
HSL	hsl(240, 39%, 28%)
HSV	hsv(240, 57%, 39%)
CMYK	cmyk(56.6%, 56.6%, 0%, 61.2%)
CIE-LAB	lab(20.60, 17.75, -33.29)
CIE-LCH	lch(20.60, 37.72, 298.06°)
OKLab	oklab(32.26% 0.016 -0.0951)
OKLCH	oklch(32.26% 0.096 279.5)
XYZ	xyz(4.1116, 3.1419, 12.1918)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B63 #63632B

analogous

#2B4763 #2B2B63 #472B63

triadic

#2B2B63 #632B2B #2B632B

tetradic

#2B2B63 #632B47 #63632B #2B6347

square

#2B2B63 #632B47 #63632B #2B6347

split-complementary

#2B2B63 #63472B #47632B

monochromatic

#090915 #181838 #2B2B63 #3E3E8E #5454B5

Accessibility & contrast

On white

12.90

#2B2B63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#2B2B63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B63

12.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B63	#FFFFFF	#000000	##FFFFFF
##2B2B63	1.00	12.90	1.63	12.90
#FFFFFF	12.90	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3465

Deuteranopia (green-blind)

#042F62

Tritanopia (blue-blind)

#123842

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2b2b63;
/* rgb */ color: rgb(43, 43, 99);
/* oklch */ color: oklch(32.3% 0.096 279.5);

Tailwind

colors: {
  custom: {
    50: '#6a6490',
    500: '#2b2b63',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b63;
$custom-light: #6a6490;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b63",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 99
  },
  "hsl": {
    "h": 240,
    "s": 39.437,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3226,
    "c": 0.09645,
    "h": 279.5
  },
  "luminance": 0.03142
}

Semantic roles & 50–950 ramp

primary

#2B2B63

secondary

#959555

accent

#CF58CF

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#07050C

muted

#7A797D

Preview Lab

Preview with #2B2B63

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

Preview Lab → · Contrast checker → · Palette generator →