#2A3288#2A3288

#2A3288 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.142 H 273.1°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#2A3288
RGB	rgb(42, 50, 136)
HSL	hsl(235, 53%, 35%)
HSV	hsv(235, 69%, 53%)
CMYK	cmyk(69.1%, 63.2%, 0%, 46.7%)
CIE-LAB	lab(25.41, 26.36, -49.11)
CIE-LCH	lch(25.41, 55.74, 298.22°)
OKLab	oklab(36.75% 0.0077 -0.1416)
OKLCH	oklch(36.75% 0.142 273.1)
XYZ	xyz(6.5379, 4.5504, 23.8216)
Luminance	0.0455 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3288 #88802A

analogous

#2A6188 #2A3288 #512A88

triadic

#2A3288 #882A32 #32882A

tetradic

#2A3288 #882A61 #88802A #2A8851

square

#2A3288 #882A61 #88802A #2A8851

split-complementary

#2A3288 #88512A #61882A

monochromatic

#0D102A #1C2159 #2A3288 #3843B7 #5F68CE

Accessibility & contrast

On white

10.99

#2A3288 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2A3288 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3288

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3288	#FFFFFF	#000000	##FFFFFF
##2A3288	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418B

Deuteranopia (green-blind)

#003886

Tritanopia (blue-blind)

#004858

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a3288;
/* rgb */ color: rgb(42, 50, 136);
/* oklch */ color: oklch(36.8% 0.142 273.1);

Tailwind

colors: {
  custom: {
    50: '#706aab',
    500: '#2a3288',
    950: '#000000',
  },
}

SCSS

$custom: #2a3288;
$custom-light: #706aab;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3288",
  "rgb": {
    "r": 42,
    "g": 50,
    "b": 136
  },
  "hsl": {
    "h": 234.894,
    "s": 52.809,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36754,
    "c": 0.14182,
    "h": 273.1
  },
  "luminance": 0.04551
}

Semantic roles & 50–950 ramp

primary

#2A3288

secondary

#B3AC5B

accent

#D04CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2A3288

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

Preview Lab → · Contrast checker → · Palette generator →