#2F39AD#2F39AD

#2F39AD is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.8% C 0.182 H 271.8°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#2F39AD
RGB	rgb(47, 57, 173)
HSL	hsl(235, 57%, 43%)
HSV	hsv(235, 73%, 68%)
CMYK	cmyk(72.8%, 67.1%, 0%, 32.2%)
CIE-LAB	lab(30.75, 35.90, -62.94)
CIE-LCH	lch(30.75, 72.46, 299.70°)
OKLab	oklab(41.76% 0.0058 -0.1819)
OKLCH	oklch(41.76% 0.182 271.8)
XYZ	xyz(10.1757, 6.5467, 40.2544)
Luminance	0.0655 (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

#2F39AD #ADA32F

analogous

#2F78AD #2F39AD #642FAD

triadic

#2F39AD #AD2F39 #39AD2F

tetradic

#2F39AD #AD2F78 #ADA32F #2FAD64

square

#2F39AD #AD2F78 #ADA32F #2FAD64

split-complementary

#2F39AD #AD642F #78AD2F

monochromatic

#15194D #22297D #2F39AD #4B55CE #7B83DB

Accessibility & contrast

On white

9.09

#2F39AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2F39AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F39AD

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F39AD	#FFFFFF	#000000	##FFFFFF
##2F39AD	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB1

Deuteranopia (green-blind)

#0042AB

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2f39ad;
/* rgb */ color: rgb(47, 57, 173);
/* oklch */ color: oklch(41.8% 0.182 271.8);

Tailwind

colors: {
  custom: {
    50: '#7a6fc6',
    500: '#2f39ad',
    950: '#000000',
  },
}

SCSS

$custom: #2f39ad;
$custom-light: #7a6fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f39ad",
  "rgb": {
    "r": 47,
    "g": 57,
    "b": 173
  },
  "hsl": {
    "h": 235.238,
    "s": 57.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.41763,
    "c": 0.18204,
    "h": 271.8
  },
  "luminance": 0.06548
}

Semantic roles & 50–950 ramp

primary

#2F39AD

secondary

#C4BD74

accent

#D447E1

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2F39AD

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

Preview Lab → · Contrast checker → · Palette generator →