#2B3474#2B3474

#2B3474 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.5% C 0.109 H 273.5°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#2B3474
RGB	rgb(43, 52, 116)
HSL	hsl(233, 46%, 31%)
HSV	hsv(233, 63%, 45%)
CMYK	cmyk(62.9%, 55.2%, 0%, 54.5%)
CIE-LAB	lab(24.42, 17.71, -38.12)
CIE-LCH	lch(24.42, 42.03, 294.92°)
OKLab	oklab(35.53% 0.0066 -0.1092)
OKLCH	oklch(35.53% 0.109 273.5)
XYZ	xyz(5.3756, 4.2301, 17.0528)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3474 #746B2B

analogous

#2B5874 #2B3474 #462B74

triadic

#2B3474 #742B34 #34742B

tetradic

#2B3474 #742B58 #746B2B #2B7446

square

#2B3474 #742B58 #746B2B #2B7446

split-complementary

#2B3474 #74462B #58742B

monochromatic

#0A0C1B #1A2047 #2B3474 #3C48A1 #5865C1

Accessibility & contrast

On white

11.37

#2B3474 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2B3474 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3474

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3474	#FFFFFF	#000000	##FFFFFF
##2B3474	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D3D76

Deuteranopia (green-blind)

#003773

Tritanopia (blue-blind)

#00434E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b3474;
/* rgb */ color: rgb(43, 52, 116);
/* oklch */ color: oklch(35.5% 0.109 273.5);

Tailwind

colors: {
  custom: {
    50: '#6c6b9c',
    500: '#2b3474',
    950: '#000000',
  },
}

SCSS

$custom: #2b3474;
$custom-light: #6c6b9c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3474",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 116
  },
  "hsl": {
    "h": 232.603,
    "s": 45.912,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35525,
    "c": 0.10944,
    "h": 273.5
  },
  "luminance": 0.04231
}

Semantic roles & 50–950 ramp

primary

#2B3474

secondary

#A69C55

accent

#C552D6

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2B3474

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

Preview Lab → · Contrast checker → · Palette generator →