#2A3499#2A3499

#2A3499 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.7% C 0.163 H 271.8°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#2A3499
RGB	rgb(42, 52, 153)
HSL	hsl(235, 57%, 38%)
HSV	hsv(235, 73%, 60%)
CMYK	cmyk(72.5%, 66%, 0%, 40%)
CIE-LAB	lab(27.43, 31.30, -56.31)
CIE-LCH	lch(27.43, 64.42, 299.07°)
OKLab	oklab(38.7% 0.0052 -0.1627)
OKLCH	oklch(38.7% 0.163 271.8)
XYZ	xyz(7.9307, 5.2473, 30.7257)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3499 #998F2A

analogous

#2A6B99 #2A3499 #582A99

triadic

#2A3499 #992A34 #34992A

tetradic

#2A3499 #992A6B #998F2A #2A9958

square

#2A3499 #992A6B #998F2A #2A9958

split-complementary

#2A3499 #99582A #6B992A

monochromatic

#101339 #1D2469 #2A3499 #3845C8 #6872D6

Accessibility & contrast

On white

10.25

#2A3499 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2A3499 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3499

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3499	#FFFFFF	#000000	##FFFFFF
##2A3499	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469C

Deuteranopia (green-blind)

#003C97

Tritanopia (blue-blind)

#004E61

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2a3499;
/* rgb */ color: rgb(42, 52, 153);
/* oklch */ color: oklch(38.7% 0.163 271.8);

Tailwind

colors: {
  custom: {
    50: '#746bb8',
    500: '#2a3499',
    950: '#000000',
  },
}

SCSS

$custom: #2a3499;
$custom-light: #746bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3499",
  "rgb": {
    "r": 42,
    "g": 52,
    "b": 153
  },
  "hsl": {
    "h": 234.595,
    "s": 56.923,
    "l": 38.235
  },
  "oklch": {
    "l": 0.387,
    "c": 0.16277,
    "h": 271.8
  },
  "luminance": 0.05248
}

Semantic roles & 50–950 ramp

primary

#2A3499

secondary

#BCB463

accent

#D248E0

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A3499

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

Preview Lab → · Contrast checker → · Palette generator →