#2A3497#2A3497

#2A3497 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.160 H 271.9°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#2A3497
RGB	rgb(42, 52, 151)
HSL	hsl(234, 56%, 38%)
HSV	hsv(234, 72%, 59%)
CMYK	cmyk(72.2%, 65.6%, 0%, 40.8%)
CIE-LAB	lab(27.25, 30.57, -55.38)
CIE-LCH	lch(27.25, 63.26, 298.90°)
OKLab	oklab(38.51% 0.0054 -0.16)
OKLCH	oklch(38.51% 0.16 271.9)
XYZ	xyz(7.7669, 5.1818, 29.8630)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3497 #978D2A

analogous

#2A6B97 #2A3497 #562A97

triadic

#2A3497 #972A34 #34972A

tetradic

#2A3497 #972A6B #978D2A #2A9756

square

#2A3497 #972A6B #978D2A #2A9756

split-complementary

#2A3497 #97562A #6B972A

monochromatic

#0F1337 #1D2467 #2A3497 #3744C7 #6771D5

Accessibility & contrast

On white

10.31

#2A3497 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2A3497 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3497

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3497	#FFFFFF	#000000	##FFFFFF
##2A3497	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459A

Deuteranopia (green-blind)

#003B95

Tritanopia (blue-blind)

#004E60

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2a3497;
/* rgb */ color: rgb(42, 52, 151);
/* oklch */ color: oklch(38.5% 0.160 271.9);

Tailwind

colors: {
  custom: {
    50: '#746bb6',
    500: '#2a3497',
    950: '#000000',
  },
}

SCSS

$custom: #2a3497;
$custom-light: #746bb6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3497",
  "rgb": {
    "r": 42,
    "g": 52,
    "b": 151
  },
  "hsl": {
    "h": 234.495,
    "s": 56.477,
    "l": 37.843
  },
  "oklch": {
    "l": 0.38511,
    "c": 0.16007,
    "h": 271.9
  },
  "luminance": 0.05183
}

Semantic roles & 50–950 ramp

primary

#2A3497

secondary

#BBB362

accent

#D248E0

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A3497

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

Preview Lab → · Contrast checker → · Palette generator →