#2D339E#2D339E

#2D339E is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.2% C 0.170 H 273.0°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#2D339E
RGB	rgb(45, 51, 158)
HSL	hsl(237, 56%, 40%)
HSV	hsv(237, 72%, 62%)
CMYK	cmyk(71.5%, 67.7%, 0%, 38%)
CIE-LAB	lab(27.83, 34.12, -58.69)
CIE-LCH	lch(27.83, 67.89, 300.17°)
OKLab	oklab(39.18% 0.0089 -0.1696)
OKLCH	oklch(39.18% 0.17 273)
XYZ	xyz(8.4355, 5.3933, 32.9376)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D339E #9E982D

analogous

#2D6C9E #2D339E #5F2D9E

triadic

#2D339E #9E2D33 #339E2D

tetradic

#2D339E #9E2D6C #9E982D #2D9E5F

square

#2D339E #9E2D6C #9E982D #2D9E5F

split-complementary

#2D339E #9E5F2D #6C9E2D

monochromatic

#12143F #1F246E #2D339E #4047C9 #6F75D6

Accessibility & contrast

On white

10.10

#2D339E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2D339E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D339E

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D339E	#FFFFFF	#000000	##FFFFFF
##2D339E	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A1

Deuteranopia (green-blind)

#003C9C

Tritanopia (blue-blind)

#005064

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2d339e;
/* rgb */ color: rgb(45, 51, 158);
/* oklch */ color: oklch(39.2% 0.170 273.0);

Tailwind

colors: {
  custom: {
    50: '#766bbc',
    500: '#2d339e',
    950: '#000000',
  },
}

SCSS

$custom: #2d339e;
$custom-light: #766bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d339e",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 158
  },
  "hsl": {
    "h": 236.814,
    "s": 55.665,
    "l": 39.804
  },
  "oklch": {
    "l": 0.3918,
    "c": 0.16984,
    "h": 273
  },
  "luminance": 0.05394
}

Semantic roles & 50–950 ramp

primary

#2D339E

secondary

#BDB969

accent

#D749DF

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2D339E

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

Preview Lab → · Contrast checker → · Palette generator →