#2A3099#2A3099

#2A3099 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.0% C 0.168 H 272.7°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#2A3099
RGB	rgb(42, 48, 153)
HSL	hsl(237, 57%, 38%)
HSV	hsv(237, 73%, 60%)
CMYK	cmyk(72.5%, 68.6%, 0%, 40%)
CIE-LAB	lab(26.46, 33.87, -57.89)
CIE-LCH	lch(26.46, 67.07, 300.33°)
OKLab	oklab(38% 0.0079 -0.1673)
OKLCH	oklch(38% 0.168 272.7)
XYZ	xyz(7.7596, 4.9053, 30.6687)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3099 #99932A

analogous

#2A6799 #2A3099 #5B2A99

triadic

#2A3099 #992A30 #30992A

tetradic

#2A3099 #992A67 #99932A #2A995B

square

#2A3099 #992A67 #99932A #2A995B

split-complementary

#2A3099 #995B2A #67992A

monochromatic

#101239 #1D2169 #2A3099 #3840C8 #686ED6

Accessibility & contrast

On white

10.60

#2A3099 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#2A3099 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3099

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3099	#FFFFFF	#000000	##FFFFFF
##2A3099	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449C

Deuteranopia (green-blind)

#003997

Tritanopia (blue-blind)

#004C60

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2a3099;
/* rgb */ color: rgb(42, 48, 153);
/* oklch */ color: oklch(38.0% 0.168 272.7);

Tailwind

colors: {
  custom: {
    50: '#7469b8',
    500: '#2a3099',
    950: '#000000',
  },
}

SCSS

$custom: #2a3099;
$custom-light: #7469b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3099",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 153
  },
  "hsl": {
    "h": 236.757,
    "s": 56.923,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37997,
    "c": 0.16753,
    "h": 272.7
  },
  "luminance": 0.04906
}

Semantic roles & 50–950 ramp

primary

#2A3099

secondary

#BCB763

accent

#D848E0

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A3099

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

Preview Lab → · Contrast checker → · Palette generator →