#2A339F#2A339F

#2A339F is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.1% C 0.172 H 271.8°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#2A339F
RGB	rgb(42, 51, 159)
HSL	hsl(235, 58%, 39%)
HSV	hsv(235, 74%, 62%)
CMYK	cmyk(73.6%, 67.9%, 0%, 37.6%)
CIE-LAB	lab(27.74, 34.12, -59.45)
CIE-LCH	lch(27.74, 68.54, 299.85°)
OKLab	oklab(39.1% 0.0054 -0.1719)
OKLCH	oklch(39.1% 0.172 271.8)
XYZ	xyz(8.3946, 5.3622, 33.3868)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A339F #9F962A

analogous

#2A6D9F #2A339F #5C2A9F

triadic

#2A339F #9F2A33 #339F2A

tetradic

#2A339F #9F2A6D #9F962A #2A9F5C

square

#2A339F #9F2A6D #9F962A #2A9F5C

split-complementary

#2A339F #9F5C2A #6D9F2A

monochromatic

#10143E #1D236F #2A339F #3B46CB #6B74D8

Accessibility & contrast

On white

10.13

#2A339F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2A339F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A339F

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A339F	#FFFFFF	#000000	##FFFFFF
##2A339F	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A2

Deuteranopia (green-blind)

#003C9D

Tritanopia (blue-blind)

#005064

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2a339f;
/* rgb */ color: rgb(42, 51, 159);
/* oklch */ color: oklch(39.1% 0.172 271.8);

Tailwind

colors: {
  custom: {
    50: '#766bbc',
    500: '#2a339f',
    950: '#000000',
  },
}

SCSS

$custom: #2a339f;
$custom-light: #766bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a339f",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 159
  },
  "hsl": {
    "h": 235.385,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.391,
    "c": 0.17198,
    "h": 271.8
  },
  "luminance": 0.05363
}

Semantic roles & 50–950 ramp

primary

#2A339F

secondary

#BFB866

accent

#D646E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2A339F

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

Preview Lab → · Contrast checker → · Palette generator →