#2F319F#2F319F

#2F319F is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.1% C 0.173 H 274.1°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#2F319F
RGB	rgb(47, 49, 159)
HSL	hsl(239, 54%, 40%)
HSV	hsv(239, 70%, 62%)
CMYK	cmyk(70.4%, 69.2%, 0%, 37.6%)
CIE-LAB	lab(27.58, 35.97, -59.70)
CIE-LCH	lch(27.58, 69.70, 301.07°)
OKLab	oklab(39.07% 0.0125 -0.1725)
OKLCH	oklch(39.07% 0.173 274.1)
XYZ	xyz(8.5265, 5.3034, 33.3685)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F319F #9F9D2F

analogous

#2F699F #2F319F #652F9F

triadic

#2F319F #9F2F31 #319F2F

tetradic

#2F319F #9F2F69 #9F9D2F #2F9F65

square

#2F319F #9F2F69 #9F9D2F #2F9F65

split-complementary

#2F319F #9F652F #699F2F

monochromatic

#131441 #212270 #2F319F #4446C8 #7375D6

Accessibility & contrast

On white

10.19

#2F319F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2F319F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F319F

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F319F	#FFFFFF	#000000	##FFFFFF
##2F319F	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A2

Deuteranopia (green-blind)

#003C9D

Tritanopia (blue-blind)

#004F64

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2f319f;
/* rgb */ color: rgb(47, 49, 159);
/* oklch */ color: oklch(39.1% 0.173 274.1);

Tailwind

colors: {
  custom: {
    50: '#786abc',
    500: '#2f319f',
    950: '#000000',
  },
}

SCSS

$custom: #2f319f;
$custom-light: #786abc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f319f",
  "rgb": {
    "r": 47,
    "g": 49,
    "b": 159
  },
  "hsl": {
    "h": 238.929,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39065,
    "c": 0.17296,
    "h": 274.1
  },
  "luminance": 0.05304
}

Semantic roles & 50–950 ramp

primary

#2F319F

secondary

#BDBC6D

accent

#DB4ADE

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2F319F

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

Preview Lab → · Contrast checker → · Palette generator →