#2B3186#2B3186

#2B3186 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.140 H 274.0°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#2B3186
RGB	rgb(43, 49, 134)
HSL	hsl(236, 51%, 35%)
HSV	hsv(236, 68%, 53%)
CMYK	cmyk(67.9%, 63.4%, 0%, 47.5%)
CIE-LAB	lab(25.05, 26.45, -48.46)
CIE-LCH	lch(25.05, 55.20, 298.62°)
OKLab	oklab(36.45% 0.0098 -0.1397)
OKLCH	oklch(36.45% 0.14 274)
XYZ	xyz(6.3962, 4.4309, 23.0678)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3186 #86802B

analogous

#2B5F86 #2B3186 #532B86

triadic

#2B3186 #862B31 #31862B

tetradic

#2B3186 #862B5F #86802B #2B8653

square

#2B3186 #862B5F #86802B #2B8653

split-complementary

#2B3186 #86532B #5F862B

monochromatic

#0D0F29 #1C2058 #2B3186 #3A42B4 #6067CC

Accessibility & contrast

On white

11.13

#2B3186 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2B3186 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3186

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3186	#FFFFFF	#000000	##FFFFFF
##2B3186	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004089

Deuteranopia (green-blind)

#003784

Tritanopia (blue-blind)

#004656

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b3186;
/* rgb */ color: rgb(43, 49, 134);
/* oklch */ color: oklch(36.4% 0.140 274.0);

Tailwind

colors: {
  custom: {
    50: '#7069aa',
    500: '#2b3186',
    950: '#000000',
  },
}

SCSS

$custom: #2b3186;
$custom-light: #7069aa;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3186",
  "rgb": {
    "r": 43,
    "g": 49,
    "b": 134
  },
  "hsl": {
    "h": 236.044,
    "s": 51.412,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36448,
    "c": 0.14002,
    "h": 274
  },
  "luminance": 0.04431
}

Semantic roles & 50–950 ramp

primary

#2B3186

secondary

#B2AC5B

accent

#D24DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2B3186

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

Preview Lab → · Contrast checker → · Palette generator →