#2F39AC#2F39AC

#2F39AC is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.181 H 271.9°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#2F39AC
RGB	rgb(47, 57, 172)
HSL	hsl(235, 57%, 43%)
HSV	hsv(235, 73%, 67%)
CMYK	cmyk(72.7%, 66.9%, 0%, 32.5%)
CIE-LAB	lab(30.66, 35.55, -62.49)
CIE-LCH	lch(30.66, 71.89, 299.63°)
OKLab	oklab(41.67% 0.0059 -0.1806)
OKLCH	oklch(41.67% 0.181 271.9)
XYZ	xyz(10.0793, 6.5081, 39.7467)
Luminance	0.0651 (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

#2F39AC #ACA22F

analogous

#2F77AC #2F39AC #632FAC

triadic

#2F39AC #AC2F39 #39AC2F

tetradic

#2F39AC #AC2F77 #ACA22F #2FAC63

square

#2F39AC #AC2F77 #ACA22F #2FAC63

split-complementary

#2F39AC #AC632F #77AC2F

monochromatic

#15194C #22297C #2F39AC #4B55CE #7B82DB

Accessibility & contrast

On white

9.12

#2F39AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#2F39AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F39AC

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F39AC	#FFFFFF	#000000	##FFFFFF
##2F39AC	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB0

Deuteranopia (green-blind)

#0042AA

Tritanopia (blue-blind)

#00586D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2f39ac;
/* rgb */ color: rgb(47, 57, 172);
/* oklch */ color: oklch(41.7% 0.181 271.9);

Tailwind

colors: {
  custom: {
    50: '#7a6fc6',
    500: '#2f39ac',
    950: '#000000',
  },
}

SCSS

$custom: #2f39ac;
$custom-light: #7a6fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f39ac",
  "rgb": {
    "r": 47,
    "g": 57,
    "b": 172
  },
  "hsl": {
    "h": 235.2,
    "s": 57.078,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41668,
    "c": 0.18074,
    "h": 271.9
  },
  "luminance": 0.06509
}

Semantic roles & 50–950 ramp

primary

#2F39AC

secondary

#C3BD74

accent

#D447E0

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2F39AC

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

Preview Lab → · Contrast checker → · Palette generator →