#2A3386#2A3386

#2A3386 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.138 H 272.9°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A3386
RGB	rgb(42, 51, 134)
HSL	hsl(234, 52%, 35%)
HSV	hsv(234, 69%, 53%)
CMYK	cmyk(68.7%, 61.9%, 0%, 47.5%)
CIE-LAB	lab(25.50, 24.94, -47.71)
CIE-LCH	lch(25.50, 53.84, 297.60°)
OKLab	oklab(36.77% 0.0069 -0.1375)
OKLCH	oklch(36.77% 0.138 272.9)
XYZ	xyz(6.4403, 4.5805, 23.0944)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3386 #867D2A

analogous

#2A6186 #2A3386 #4F2A86

triadic

#2A3386 #862A33 #33862A

tetradic

#2A3386 #862A61 #867D2A #2A864F

square

#2A3386 #862A61 #867D2A #2A864F

split-complementary

#2A3386 #864F2A #61862A

monochromatic

#0D1029 #1B2157 #2A3386 #3945B5 #5E69CD

Accessibility & contrast

On white

10.96

#2A3386 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2A3386 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3386

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3386	#FFFFFF	#000000	##FFFFFF
##2A3386	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004189

Deuteranopia (green-blind)

#003884

Tritanopia (blue-blind)

#004857

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a3386;
/* rgb */ color: rgb(42, 51, 134);
/* oklch */ color: oklch(36.8% 0.138 272.9);

Tailwind

colors: {
  custom: {
    50: '#706aaa',
    500: '#2a3386',
    950: '#000000',
  },
}

SCSS

$custom: #2a3386;
$custom-light: #706aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3386",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 134
  },
  "hsl": {
    "h": 234.13,
    "s": 52.273,
    "l": 34.51
  },
  "oklch": {
    "l": 0.36768,
    "c": 0.13767,
    "h": 272.9
  },
  "luminance": 0.04581
}

Semantic roles & 50–950 ramp

primary

#2A3386

secondary

#B2AA5A

accent

#CE4CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2A3386

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

Preview Lab → · Contrast checker → · Palette generator →