#2A3299#2A3299

#2A3299 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.3% C 0.165 H 272.3°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#2A3299
RGB	rgb(42, 50, 153)
HSL	hsl(236, 57%, 38%)
HSV	hsv(236, 73%, 60%)
CMYK	cmyk(72.5%, 67.3%, 0%, 40%)
CIE-LAB	lab(26.94, 32.59, -57.11)
CIE-LCH	lch(26.94, 65.75, 299.72°)
OKLab	oklab(38.34% 0.0066 -0.165)
OKLCH	oklch(38.34% 0.165 272.3)
XYZ	xyz(7.8433, 5.0726, 30.6966)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3299 #99912A

analogous

#2A6999 #2A3299 #592A99

triadic

#2A3299 #992A32 #32992A

tetradic

#2A3299 #992A69 #99912A #2A9959

square

#2A3299 #992A69 #99912A #2A9959

split-complementary

#2A3299 #99592A #69992A

monochromatic

#101339 #1D2269 #2A3299 #3842C8 #6870D6

Accessibility & contrast

On white

10.42

#2A3299 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2A3299 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3299

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3299	#FFFFFF	#000000	##FFFFFF
##2A3299	1.00	10.42	2.01	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459C

Deuteranopia (green-blind)

#003B97

Tritanopia (blue-blind)

#004D61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2a3299;
/* rgb */ color: rgb(42, 50, 153);
/* oklch */ color: oklch(38.3% 0.165 272.3);

Tailwind

colors: {
  custom: {
    50: '#746ab8',
    500: '#2a3299',
    950: '#000000',
  },
}

SCSS

$custom: #2a3299;
$custom-light: #746ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3299",
  "rgb": {
    "r": 42,
    "g": 50,
    "b": 153
  },
  "hsl": {
    "h": 235.676,
    "s": 56.923,
    "l": 38.235
  },
  "oklch": {
    "l": 0.38344,
    "c": 0.16517,
    "h": 272.3
  },
  "luminance": 0.05073
}

Semantic roles & 50–950 ramp

primary

#2A3299

secondary

#BCB563

accent

#D548E0

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A3299

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

Preview Lab → · Contrast checker → · Palette generator →