#2B3673#2B3673

#2B3673 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.9% C 0.105 H 272.4°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#2B3673
RGB	rgb(43, 54, 115)
HSL	hsl(231, 46%, 31%)
HSV	hsv(231, 63%, 45%)
CMYK	cmyk(62.6%, 53%, 0%, 54.9%)
CIE-LAB	lab(24.92, 15.95, -36.67)
CIE-LCH	lch(24.92, 39.99, 293.50°)
OKLab	oklab(35.88% 0.0043 -0.105)
OKLCH	oklch(35.88% 0.105 272.4)
XYZ	xyz(5.4089, 4.3893, 16.7785)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3673 #73682B

analogous

#2B5A73 #2B3673 #442B73

triadic

#2B3673 #732B36 #36732B

tetradic

#2B3673 #732B5A #73682B #2B7344

square

#2B3673 #732B5A #73682B #2B7344

split-complementary

#2B3673 #73442B #5A732B

monochromatic

#0A0C1A #1A2146 #2B3673 #3C4BA0 #5868C1

Accessibility & contrast

On white

11.18

#2B3673 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2B3673 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3673

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3673	#FFFFFF	#000000	##FFFFFF
##2B3673	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153E75

Deuteranopia (green-blind)

#053872

Tritanopia (blue-blind)

#00444F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b3673;
/* rgb */ color: rgb(43, 54, 115);
/* oklch */ color: oklch(35.9% 0.105 272.4);

Tailwind

colors: {
  custom: {
    50: '#6c6c9c',
    500: '#2b3673',
    950: '#000000',
  },
}

SCSS

$custom: #2b3673;
$custom-light: #6c6c9c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3673",
  "rgb": {
    "r": 43,
    "g": 54,
    "b": 115
  },
  "hsl": {
    "h": 230.833,
    "s": 45.57,
    "l": 30.98
  },
  "oklch": {
    "l": 0.35879,
    "c": 0.10506,
    "h": 272.4
  },
  "luminance": 0.0439
}

Semantic roles & 50–950 ramp

primary

#2B3673

secondary

#A59955

accent

#C153D5

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2B3673

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

Preview Lab → · Contrast checker → · Palette generator →