#2D39B0#2D39B0

#2D39B0 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.9% C 0.186 H 271.0°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#2D39B0
RGB	rgb(45, 57, 176)
HSL	hsl(235, 59%, 43%)
HSV	hsv(235, 74%, 69%)
CMYK	cmyk(74.4%, 67.6%, 0%, 31%)
CIE-LAB	lab(30.92, 36.75, -64.46)
CIE-LCH	lch(30.92, 74.19, 299.69°)
OKLab	oklab(41.94% 0.0034 -0.1864)
OKLCH	oklch(41.94% 0.186 271)
XYZ	xyz(10.3791, 6.6176, 41.7962)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D39B0 #B0A42D

analogous

#2D7AB0 #2D39B0 #622DB0

triadic

#2D39B0 #B02D39 #39B02D

tetradic

#2D39B0 #B02D7A #B0A42D #2DB062

square

#2D39B0 #B02D7A #B0A42D #2DB062

split-complementary

#2D39B0 #B0622D #7AB02D

monochromatic

#14194F #21297F #2D39B0 #4A56D1 #7A83DD

Accessibility & contrast

On white

9.04

#2D39B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2D39B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D39B0

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D39B0	#FFFFFF	#000000	##FFFFFF
##2D39B0	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB4

Deuteranopia (green-blind)

#0043AE

Tritanopia (blue-blind)

#00596F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2d39b0;
/* rgb */ color: rgb(45, 57, 176);
/* oklch */ color: oklch(41.9% 0.186 271.0);

Tailwind

colors: {
  custom: {
    50: '#7a70c9',
    500: '#2d39b0',
    950: '#000000',
  },
}

SCSS

$custom: #2d39b0;
$custom-light: #7a70c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2d39b0",
  "rgb": {
    "r": 45,
    "g": 57,
    "b": 176
  },
  "hsl": {
    "h": 234.504,
    "s": 59.276,
    "l": 43.333
  },
  "oklch": {
    "l": 0.41941,
    "c": 0.18647,
    "h": 271
  },
  "luminance": 0.06619
}

Semantic roles & 50–950 ramp

primary

#2D39B0

secondary

#C5BE73

accent

#D445E2

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2D39B0

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

Preview Lab → · Contrast checker → · Palette generator →