#2F2A91#2F2A91

#2F2A91 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.5% C 0.163 H 276.8°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#2F2A91
RGB	rgb(47, 42, 145)
HSL	hsl(243, 55%, 37%)
HSV	hsv(243, 71%, 57%)
CMYK	cmyk(67.6%, 71%, 0%, 43.1%)
CIE-LAB	lab(24.65, 35.45, -55.93)
CIE-LCH	lch(24.65, 66.22, 302.36°)
OKLab	oklab(36.54% 0.0193 -0.1615)
OKLCH	oklch(36.54% 0.163 276.8)
XYZ	xyz(7.1094, 4.3040, 27.2387)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2A91 #8C912A

analogous

#2A5991 #2F2A91 #632A91

triadic

#2F2A91 #912F2A #2A912F

tetradic

#2F2A91 #912A59 #8C912A #2A9163

square

#2F2A91 #912A59 #8C912A #2A9163

split-complementary

#2F2A91 #91632A #59912A

monochromatic

#100F32 #201C62 #2F2A91 #3E38C0 #6963D2

Accessibility & contrast

On white

11.28

#2F2A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2F2A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2A91

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2A91	#FFFFFF	#000000	##FFFFFF
##2F2A91	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F94

Deuteranopia (green-blind)

#00368F

Tritanopia (blue-blind)

#00465A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2f2a91;
/* rgb */ color: rgb(47, 42, 145);
/* oklch */ color: oklch(36.5% 0.163 276.8);

Tailwind

colors: {
  custom: {
    50: '#7564b2',
    500: '#2f2a91',
    950: '#000000',
  },
}

SCSS

$custom: #2f2a91;
$custom-light: #7564b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2a91",
  "rgb": {
    "r": 47,
    "g": 42,
    "b": 145
  },
  "hsl": {
    "h": 242.913,
    "s": 55.08,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36544,
    "c": 0.16263,
    "h": 276.8
  },
  "luminance": 0.04305
}

Semantic roles & 50–950 ramp

primary

#2F2A91

secondary

#B4B85F

accent

#DE49D7

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #2F2A91

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

Preview Lab → · Contrast checker → · Palette generator →