#2B3185#2B3185

#2B3185 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.139 H 274.1°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#2B3185
RGB	rgb(43, 49, 133)
HSL	hsl(236, 51%, 35%)
HSV	hsv(236, 68%, 52%)
CMYK	cmyk(67.7%, 63.2%, 0%, 47.8%)
CIE-LAB	lab(24.96, 26.08, -47.97)
CIE-LCH	lch(24.96, 54.60, 298.53°)
OKLab	oklab(36.36% 0.0099 -0.1382)
OKLCH	oklch(36.36% 0.139 274.1)
XYZ	xyz(6.3268, 4.4031, 22.7022)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3185 #857F2B

analogous

#2B5E85 #2B3185 #522B85

triadic

#2B3185 #852B31 #31852B

tetradic

#2B3185 #852B5E #857F2B #2B8552

square

#2B3185 #852B5E #857F2B #2B8552

split-complementary

#2B3185 #85522B #5E852B

monochromatic

#0D0F29 #1C2057 #2B3185 #3A42B3 #5F66CB

Accessibility & contrast

On white

11.17

#2B3185 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2B3185 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3185

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3185	#FFFFFF	#000000	##FFFFFF
##2B3185	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F88

Deuteranopia (green-blind)

#003783

Tritanopia (blue-blind)

#004656

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b3185;
/* rgb */ color: rgb(43, 49, 133);
/* oklch */ color: oklch(36.4% 0.139 274.1);

Tailwind

colors: {
  custom: {
    50: '#7069a9',
    500: '#2b3185',
    950: '#000000',
  },
}

SCSS

$custom: #2b3185;
$custom-light: #7069a9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3185",
  "rgb": {
    "r": 43,
    "g": 49,
    "b": 133
  },
  "hsl": {
    "h": 236,
    "s": 51.136,
    "l": 34.51
  },
  "oklch": {
    "l": 0.36358,
    "c": 0.13859,
    "h": 274.1
  },
  "luminance": 0.04404
}

Semantic roles & 50–950 ramp

primary

#2B3185

secondary

#B1AB5B

accent

#D14DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2B3185

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

Preview Lab → · Contrast checker → · Palette generator →