#2D39A9#2D39A9

#2D39A9 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.3% C 0.177 H 271.3°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#2D39A9
RGB	rgb(45, 57, 169)
HSL	hsl(234, 58%, 42%)
HSV	hsv(234, 73%, 66%)
CMYK	cmyk(73.4%, 66.3%, 0%, 33.7%)
CIE-LAB	lab(30.27, 34.24, -61.33)
CIE-LCH	lch(30.27, 70.24, 299.17°)
OKLab	oklab(41.27% 0.004 -0.1773)
OKLCH	oklch(41.27% 0.177 271.3)
XYZ	xyz(9.7043, 6.3477, 38.2422)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D39A9 #A99D2D

analogous

#2D77A9 #2D39A9 #5F2DA9

triadic

#2D39A9 #A92D39 #39A92D

tetradic

#2D39A9 #A92D77 #A99D2D #2DA95F

square

#2D39A9 #A92D77 #A99D2D #2DA95F

split-complementary

#2D39A9 #A95F2D #77A92D

monochromatic

#131848 #202979 #2D39A9 #4653CE #7680DA

Accessibility & contrast

On white

9.25

#2D39A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2D39A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D39A9

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D39A9	#FFFFFF	#000000	##FFFFFF
##2D39A9	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAD

Deuteranopia (green-blind)

#0042A7

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2d39a9;
/* rgb */ color: rgb(45, 57, 169);
/* oklch */ color: oklch(41.3% 0.177 271.3);

Tailwind

colors: {
  custom: {
    50: '#786fc4',
    500: '#2d39a9',
    950: '#000000',
  },
}

SCSS

$custom: #2d39a9;
$custom-light: #786fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d39a9",
  "rgb": {
    "r": 45,
    "g": 57,
    "b": 169
  },
  "hsl": {
    "h": 234.194,
    "s": 57.944,
    "l": 41.961
  },
  "oklch": {
    "l": 0.41272,
    "c": 0.17733,
    "h": 271.3
  },
  "luminance": 0.06349
}

Semantic roles & 50–950 ramp

primary

#2D39A9

secondary

#C2BA6F

accent

#D247E1

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2D39A9

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

Preview Lab → · Contrast checker → · Palette generator →