#2B3390#2B3390

#2B3390 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.7% C 0.151 H 272.9°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#2B3390
RGB	rgb(43, 51, 144)
HSL	hsl(235, 54%, 37%)
HSV	hsv(235, 70%, 56%)
CMYK	cmyk(70.1%, 64.6%, 0%, 43.5%)
CIE-LAB	lab(26.43, 28.79, -52.41)
CIE-LCH	lch(26.43, 59.79, 298.78°)
OKLab	oklab(37.74% 0.0077 -0.1512)
OKLCH	oklch(37.74% 0.151 272.9)
XYZ	xyz(7.2124, 4.8942, 26.9447)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3390 #90882B

analogous

#2B6690 #2B3390 #562B90

triadic

#2B3390 #902B33 #33902B

tetradic

#2B3390 #902B66 #90882B #2B9056

square

#2B3390 #902B66 #90882B #2B9056

split-complementary

#2B3390 #90562B #66902B

monochromatic

#0F1232 #1D2261 #2B3390 #3944BF #656DD1

Accessibility & contrast

On white

10.61

#2B3390 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#2B3390 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3390

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3390	#FFFFFF	#000000	##FFFFFF
##2B3390	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004393

Deuteranopia (green-blind)

#003A8E

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b3390;
/* rgb */ color: rgb(43, 51, 144);
/* oklch */ color: oklch(37.7% 0.151 272.9);

Tailwind

colors: {
  custom: {
    50: '#726ab1',
    500: '#2b3390',
    950: '#000000',
  },
}

SCSS

$custom: #2b3390;
$custom-light: #726ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3390",
  "rgb": {
    "r": 43,
    "g": 51,
    "b": 144
  },
  "hsl": {
    "h": 235.248,
    "s": 54.011,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37736,
    "c": 0.15145,
    "h": 272.9
  },
  "luminance": 0.04895
}

Semantic roles & 50–950 ramp

primary

#2B3390

secondary

#B7B060

accent

#D24ADD

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2B3390

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

Preview Lab → · Contrast checker → · Palette generator →