#2A3489#2A3489

#2A3489 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.141 H 272.4°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#2A3489
RGB	rgb(42, 52, 137)
HSL	hsl(234, 53%, 35%)
HSV	hsv(234, 69%, 54%)
CMYK	cmyk(69.3%, 62%, 0%, 46.3%)
CIE-LAB	lab(26.02, 25.39, -48.74)
CIE-LCH	lch(26.02, 54.96, 297.51°)
OKLab	oklab(37.23% 0.006 -0.1405)
OKLCH	oklch(37.23% 0.141 272.4)
XYZ	xyz(6.6967, 4.7537, 24.2267)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3489 #897F2A

analogous

#2A6489 #2A3489 #4F2A89

triadic

#2A3489 #892A34 #34892A

tetradic

#2A3489 #892A64 #897F2A #2A894F

square

#2A3489 #892A64 #897F2A #2A894F

split-complementary

#2A3489 #894F2A #64892A

monochromatic

#0D102B #1C225A #2A3489 #3846B8 #5F6BCE

Accessibility & contrast

On white

10.76

#2A3489 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2A3489 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3489

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3489	#FFFFFF	#000000	##FFFFFF
##2A3489	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428C

Deuteranopia (green-blind)

#003987

Tritanopia (blue-blind)

#004959

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a3489;
/* rgb */ color: rgb(42, 52, 137);
/* oklch */ color: oklch(37.2% 0.141 272.4);

Tailwind

colors: {
  custom: {
    50: '#706bac',
    500: '#2a3489',
    950: '#000000',
  },
}

SCSS

$custom: #2a3489;
$custom-light: #706bac;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3489",
  "rgb": {
    "r": 42,
    "g": 52,
    "b": 137
  },
  "hsl": {
    "h": 233.684,
    "s": 53.073,
    "l": 35.098
  },
  "oklch": {
    "l": 0.3723,
    "c": 0.14063,
    "h": 272.4
  },
  "luminance": 0.04754
}

Semantic roles & 50–950 ramp

primary

#2A3489

secondary

#B4AA5B

accent

#CD4BDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2A3489

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

Preview Lab → · Contrast checker → · Palette generator →