#2B3786#2B3786

#2B3786 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.6% C 0.132 H 271.9°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#2B3786
RGB	rgb(43, 55, 134)
HSL	hsl(232, 51%, 35%)
HSV	hsv(232, 68%, 53%)
CMYK	cmyk(67.9%, 59%, 0%, 47.5%)
CIE-LAB	lab(26.64, 22.39, -45.87)
CIE-LCH	lch(26.64, 51.04, 296.02°)
OKLab	oklab(37.63% 0.0045 -0.132)
OKLCH	oklch(37.63% 0.132 271.9)
XYZ	xyz(6.6641, 4.9666, 23.1571)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3786 #867A2B

analogous

#2B6586 #2B3786 #4D2B86

triadic

#2B3786 #862B37 #37862B

tetradic

#2B3786 #862B65 #867A2B #2B864D

square

#2B3786 #862B65 #867A2B #2B864D

split-complementary

#2B3786 #864D2B #65862B

monochromatic

#0D1129 #1C2458 #2B3786 #3A4AB4 #606ECC

Accessibility & contrast

On white

10.53

#2B3786 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2B3786 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3786

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3786	#FFFFFF	#000000	##FFFFFF
##2B3786	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004389

Deuteranopia (green-blind)

#003B84

Tritanopia (blue-blind)

#004A59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b3786;
/* rgb */ color: rgb(43, 55, 134);
/* oklch */ color: oklch(37.6% 0.132 271.9);

Tailwind

colors: {
  custom: {
    50: '#706daa',
    500: '#2b3786',
    950: '#000000',
  },
}

SCSS

$custom: #2b3786;
$custom-light: #706daa;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3786",
  "rgb": {
    "r": 43,
    "g": 55,
    "b": 134
  },
  "hsl": {
    "h": 232.088,
    "s": 51.412,
    "l": 34.706
  },
  "oklch": {
    "l": 0.37628,
    "c": 0.13206,
    "h": 271.9
  },
  "luminance": 0.04967
}

Semantic roles & 50–950 ramp

primary

#2B3786

secondary

#B2A65B

accent

#C84DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2B3786

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

Preview Lab → · Contrast checker → · Palette generator →