#2B3772#2B3772

#2B3772 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.0% C 0.102 H 271.7°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#2B3772
RGB	rgb(43, 55, 114)
HSL	hsl(230, 45%, 31%)
HSV	hsv(230, 62%, 45%)
CMYK	cmyk(62.3%, 51.8%, 0%, 55.3%)
CIE-LAB	lab(25.14, 14.88, -35.68)
CIE-LCH	lch(25.14, 38.66, 292.63°)
OKLab	oklab(36.02% 0.0031 -0.102)
OKLCH	oklch(36.02% 0.102 271.7)
XYZ	xyz(5.3987, 4.4604, 16.4928)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3772 #72662B

analogous

#2B5A72 #2B3772 #422B72

triadic

#2B3772 #722B37 #37722B

tetradic

#2B3772 #722B5A #72662B #2B7242

square

#2B3772 #722B5A #72662B #2B7242

split-complementary

#2B3772 #72422B #5A722B

monochromatic

#090C19 #1A2246 #2B3772 #3C4C9E #5869C0

Accessibility & contrast

On white

11.10

#2B3772 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2B3772 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3772

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3772	#FFFFFF	#000000	##FFFFFF
##2B3772	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183F74

Deuteranopia (green-blind)

#0B3971

Tritanopia (blue-blind)

#00444F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b3772;
/* rgb */ color: rgb(43, 55, 114);
/* oklch */ color: oklch(36.0% 0.102 271.7);

Tailwind

colors: {
  custom: {
    50: '#6c6d9b',
    500: '#2b3772',
    950: '#000000',
  },
}

SCSS

$custom: #2b3772;
$custom-light: #6c6d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3772",
  "rgb": {
    "r": 43,
    "g": 55,
    "b": 114
  },
  "hsl": {
    "h": 229.859,
    "s": 45.223,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36023,
    "c": 0.10209,
    "h": 271.7
  },
  "luminance": 0.04461
}

Semantic roles & 50–950 ramp

primary

#2B3772

secondary

#A49655

accent

#BF53D5

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2B3772

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

Preview Lab → · Contrast checker → · Palette generator →