#2A3D9F#2A3D9F

#2A3D9F is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.160 H 269.5°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A3D9F
RGB	rgb(42, 61, 159)
HSL	hsl(230, 58%, 39%)
HSV	hsv(230, 74%, 62%)
CMYK	cmyk(73.6%, 61.6%, 0%, 37.6%)
CIE-LAB	lab(30.24, 27.59, -55.37)
CIE-LCH	lch(30.24, 61.86, 296.48°)
OKLab	oklab(40.93% -0.0014 -0.1599)
OKLCH	oklch(40.93% 0.16 269.5)
XYZ	xyz(8.8794, 6.3320, 33.5484)
Luminance	0.0633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3D9F #9F8C2A

analogous

#2A789F #2A3D9F #512A9F

triadic

#2A3D9F #9F2A3D #3D9F2A

tetradic

#2A3D9F #9F2A78 #9F8C2A #2A9F51

square

#2A3D9F #9F2A78 #9F8C2A #2A9F51

split-complementary

#2A3D9F #9F512A #789F2A

monochromatic

#10183E #1D2A6F #2A3D9F #3B52CB #6B7DD8

Accessibility & contrast

On white

9.26

#2A3D9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2A3D9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3D9F

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3D9F	#FFFFFF	#000000	##FFFFFF
##2A3D9F	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA2

Deuteranopia (green-blind)

#00429D

Tritanopia (blue-blind)

#005668

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a3d9f;
/* rgb */ color: rgb(42, 61, 159);
/* oklch */ color: oklch(40.9% 0.160 269.5);

Tailwind

colors: {
  custom: {
    50: '#7572bc',
    500: '#2a3d9f',
    950: '#000000',
  },
}

SCSS

$custom: #2a3d9f;
$custom-light: #7572bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3d9f",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 159
  },
  "hsl": {
    "h": 230.256,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.4093,
    "c": 0.15987,
    "h": 269.5
  },
  "luminance": 0.06333
}

Semantic roles & 50–950 ramp

primary

#2A3D9F

secondary

#BFB066

accent

#C846E1

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2A3D9F

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

Preview Lab → · Contrast checker → · Palette generator →