#2A3197#2A3197

#2A3197 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.0% C 0.164 H 272.6°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#2A3197
RGB	rgb(42, 49, 151)
HSL	hsl(236, 56%, 38%)
HSV	hsv(236, 72%, 59%)
CMYK	cmyk(72.2%, 67.5%, 0%, 40.8%)
CIE-LAB	lab(26.51, 32.51, -56.58)
CIE-LCH	lch(26.51, 65.26, 299.88°)
OKLab	oklab(37.98% 0.0075 -0.1635)
OKLCH	oklch(37.98% 0.164 272.6)
XYZ	xyz(7.6372, 4.9225, 29.8198)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3197 #97902A

analogous

#2A6797 #2A3197 #5A2A97

triadic

#2A3197 #972A31 #31972A

tetradic

#2A3197 #972A67 #97902A #2A975A

square

#2A3197 #972A67 #97902A #2A975A

split-complementary

#2A3197 #975A2A #67972A

monochromatic

#0F1237 #1D2167 #2A3197 #3741C7 #676ED5

Accessibility & contrast

On white

10.58

#2A3197 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#2A3197 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3197

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3197	#FFFFFF	#000000	##FFFFFF
##2A3197	1.00	10.58	1.98	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449A

Deuteranopia (green-blind)

#003A95

Tritanopia (blue-blind)

#004C5F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2a3197;
/* rgb */ color: rgb(42, 49, 151);
/* oklch */ color: oklch(38.0% 0.164 272.6);

Tailwind

colors: {
  custom: {
    50: '#7469b7',
    500: '#2a3197',
    950: '#000000',
  },
}

SCSS

$custom: #2a3197;
$custom-light: #7469b7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3197",
  "rgb": {
    "r": 42,
    "g": 49,
    "b": 151
  },
  "hsl": {
    "h": 236.147,
    "s": 56.477,
    "l": 37.843
  },
  "oklch": {
    "l": 0.37976,
    "c": 0.16369,
    "h": 272.6
  },
  "luminance": 0.04923
}

Semantic roles & 50–950 ramp

primary

#2A3197

secondary

#BBB562

accent

#D648E0

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A3197

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

Preview Lab → · Contrast checker → · Palette generator →