#2F34AE#2F34AE

#2F34AE is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.0% C 0.189 H 272.6°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#2F34AE
RGB	rgb(47, 52, 174)
HSL	hsl(238, 57%, 43%)
HSV	hsv(238, 73%, 68%)
CMYK	cmyk(73%, 70.1%, 0%, 31.8%)
CIE-LAB	lab(29.70, 39.35, -65.26)
CIE-LCH	lch(29.70, 76.21, 301.09°)
OKLab	oklab(41.03% 0.0087 -0.1887)
OKLCH	oklch(41.03% 0.189 272.6)
XYZ	xyz(10.0377, 6.1153, 40.6876)
Luminance	0.0612 (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

#2F34AE #AEA92F

analogous

#2F73AE #2F34AE #692FAE

triadic

#2F34AE #AE2F34 #34AE2F

tetradic

#2F34AE #AE2F73 #AEA92F #2FAE69

square

#2F34AE #AE2F73 #AEA92F #2FAE69

split-complementary

#2F34AE #AE692F #73AE2F

monochromatic

#15174E #22267E #2F34AE #4C51CF #7C80DC

Accessibility & contrast

On white

9.45

#2F34AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2F34AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F34AE

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F34AE	#FFFFFF	#000000	##FFFFFF
##2F34AE	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB2

Deuteranopia (green-blind)

#0040AC

Tritanopia (blue-blind)

#00566D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2f34ae;
/* rgb */ color: rgb(47, 52, 174);
/* oklch */ color: oklch(41.0% 0.189 272.6);

Tailwind

colors: {
  custom: {
    50: '#7b6cc7',
    500: '#2f34ae',
    950: '#000000',
  },
}

SCSS

$custom: #2f34ae;
$custom-light: #7b6cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f34ae",
  "rgb": {
    "r": 47,
    "g": 52,
    "b": 174
  },
  "hsl": {
    "h": 237.638,
    "s": 57.466,
    "l": 43.333
  },
  "oklch": {
    "l": 0.41031,
    "c": 0.18895,
    "h": 272.6
  },
  "luminance": 0.06116
}

Semantic roles & 50–950 ramp

primary

#2F34AE

secondary

#C4C175

accent

#DB47E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2F34AE

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

Preview Lab → · Contrast checker → · Palette generator →