#2A3899#2A3899

#2A3899 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.4% C 0.158 H 270.9°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#2A3899
RGB	rgb(42, 56, 153)
HSL	hsl(232, 57%, 38%)
HSV	hsv(232, 73%, 60%)
CMYK	cmyk(72.5%, 63.4%, 0%, 40%)
CIE-LAB	lab(28.43, 28.67, -54.66)
CIE-LCH	lch(28.43, 61.73, 297.67°)
OKLab	oklab(39.44% 0.0024 -0.1578)
OKLCH	oklch(39.44% 0.158 270.9)
XYZ	xyz(8.1168, 5.6197, 30.7878)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3899 #998B2A

analogous

#2A6F99 #2A3899 #532A99

triadic

#2A3899 #992A38 #38992A

tetradic

#2A3899 #992A6F #998B2A #2A9953

square

#2A3899 #992A6F #998B2A #2A9953

split-complementary

#2A3899 #99532A #6F992A

monochromatic

#101539 #1D2669 #2A3899 #384AC8 #6876D6

Accessibility & contrast

On white

9.89

#2A3899 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2A3899 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3899

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3899	#FFFFFF	#000000	##FFFFFF
##2A3899	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489C

Deuteranopia (green-blind)

#003E97

Tritanopia (blue-blind)

#005163

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2a3899;
/* rgb */ color: rgb(42, 56, 153);
/* oklch */ color: oklch(39.4% 0.158 270.9);

Tailwind

colors: {
  custom: {
    50: '#746eb8',
    500: '#2a3899',
    950: '#000000',
  },
}

SCSS

$custom: #2a3899;
$custom-light: #746eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3899",
  "rgb": {
    "r": 42,
    "g": 56,
    "b": 153
  },
  "hsl": {
    "h": 232.432,
    "s": 56.923,
    "l": 38.235
  },
  "oklch": {
    "l": 0.39437,
    "c": 0.15787,
    "h": 270.9
  },
  "luminance": 0.0562
}

Semantic roles & 50–950 ramp

primary

#2A3899

secondary

#BCB163

accent

#CD48E0

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2A3899

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

Preview Lab → · Contrast checker → · Palette generator →