#2A3A97#2A3A97

#2A3A97 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.6% C 0.153 H 270.3°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#2A3A97
RGB	rgb(42, 58, 151)
HSL	hsl(231, 56%, 38%)
HSV	hsv(231, 72%, 59%)
CMYK	cmyk(72.2%, 61.6%, 0%, 40.8%)
CIE-LAB	lab(28.78, 26.59, -52.88)
CIE-LCH	lch(28.78, 59.19, 296.69°)
OKLab	oklab(39.64% 0.0009 -0.1526)
OKLCH	oklch(39.64% 0.153 270.3)
XYZ	xyz(8.0519, 5.7519, 29.9580)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3A97 #97872A

analogous

#2A7097 #2A3A97 #512A97

triadic

#2A3A97 #972A3A #3A972A

tetradic

#2A3A97 #972A70 #97872A #2A9751

square

#2A3A97 #972A70 #97872A #2A9751

split-complementary

#2A3A97 #97512A #70972A

monochromatic

#0F1537 #1D2867 #2A3A97 #374CC7 #6777D5

Accessibility & contrast

On white

9.76

#2A3A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2A3A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3A97

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3A97	#FFFFFF	#000000	##FFFFFF
##2A3A97	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499A

Deuteranopia (green-blind)

#003F95

Tritanopia (blue-blind)

#005162

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2a3a97;
/* rgb */ color: rgb(42, 58, 151);
/* oklch */ color: oklch(39.6% 0.153 270.3);

Tailwind

colors: {
  custom: {
    50: '#7370b6',
    500: '#2a3a97',
    950: '#000000',
  },
}

SCSS

$custom: #2a3a97;
$custom-light: #7370b6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3a97",
  "rgb": {
    "r": 42,
    "g": 58,
    "b": 151
  },
  "hsl": {
    "h": 231.193,
    "s": 56.477,
    "l": 37.843
  },
  "oklch": {
    "l": 0.39639,
    "c": 0.15259,
    "h": 270.3
  },
  "luminance": 0.05753
}

Semantic roles & 50–950 ramp

primary

#2A3A97

secondary

#BBAE62

accent

#C948E0

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2A3A97

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

Preview Lab → · Contrast checker → · Palette generator →