#2A3D9E#2A3D9E

#2A3D9E is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.8% C 0.158 H 269.5°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#2A3D9E
RGB	rgb(42, 61, 158)
HSL	hsl(230, 58%, 39%)
HSV	hsv(230, 73%, 62%)
CMYK	cmyk(73.4%, 61.4%, 0%, 38%)
CIE-LAB	lab(30.15, 27.21, -54.90)
CIE-LCH	lch(30.15, 61.27, 296.37°)
OKLab	oklab(40.84% -0.0014 -0.1585)
OKLCH	oklch(40.84% 0.158 269.5)
XYZ	xyz(8.7930, 6.2974, 33.0932)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3D9E #9E8B2A

analogous

#2A779E #2A3D9E #512A9E

triadic

#2A3D9E #9E2A3D #3D9E2A

tetradic

#2A3D9E #9E2A77 #9E8B2A #2A9E51

square

#2A3D9E #9E2A77 #9E8B2A #2A9E51

split-complementary

#2A3D9E #9E512A #779E2A

monochromatic

#10183D #1D2A6E #2A3D9E #3A52CB #6B7DD8

Accessibility & contrast

On white

9.29

#2A3D9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#2A3D9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3D9E

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3D9E	#FFFFFF	#000000	##FFFFFF
##2A3D9E	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA1

Deuteranopia (green-blind)

#00429C

Tritanopia (blue-blind)

#005667

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a3d9e;
/* rgb */ color: rgb(42, 61, 158);
/* oklch */ color: oklch(40.8% 0.158 269.5);

Tailwind

colors: {
  custom: {
    50: '#7472bb',
    500: '#2a3d9e',
    950: '#000000',
  },
}

SCSS

$custom: #2a3d9e;
$custom-light: #7472bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3d9e",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 158
  },
  "hsl": {
    "h": 230.172,
    "s": 58,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40841,
    "c": 0.15849,
    "h": 269.5
  },
  "luminance": 0.06298
}

Semantic roles & 50–950 ramp

primary

#2A3D9E

secondary

#BEB066

accent

#C847E1

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2A3D9E

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

Preview Lab → · Contrast checker → · Palette generator →