#2F2991#2F2991

#2F2991 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.4% C 0.164 H 277.0°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#2F2991
RGB	rgb(47, 41, 145)
HSL	hsl(243, 56%, 36%)
HSV	hsv(243, 72%, 57%)
CMYK	cmyk(67.6%, 71.7%, 0%, 43.1%)
CIE-LAB	lab(24.43, 36.06, -56.29)
CIE-LCH	lch(24.43, 66.85, 302.64°)
OKLab	oklab(36.39% 0.02 -0.1625)
OKLCH	oklch(36.39% 0.164 277)
XYZ	xyz(7.0744, 4.2339, 27.2270)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2991 #8B9129

analogous

#295791 #2F2991 #632991

triadic

#2F2991 #912F29 #29912F

tetradic

#2F2991 #912957 #8B9129 #299163

square

#2F2991 #912957 #8B9129 #299163

split-complementary

#2F2991 #916329 #579129

monochromatic

#100E32 #201C61 #2F2991 #3E36C1 #6862D3

Accessibility & contrast

On white

11.37

#2F2991 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2F2991 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2991

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2991	#FFFFFF	#000000	##FFFFFF
##2F2991	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E94

Deuteranopia (green-blind)

#00368F

Tritanopia (blue-blind)

#00455A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2f2991;
/* rgb */ color: rgb(47, 41, 145);
/* oklch */ color: oklch(36.4% 0.164 277.0);

Tailwind

colors: {
  custom: {
    50: '#7564b2',
    500: '#2f2991',
    950: '#000000',
  },
}

SCSS

$custom: #2f2991;
$custom-light: #7564b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2991",
  "rgb": {
    "r": 47,
    "g": 41,
    "b": 145
  },
  "hsl": {
    "h": 243.462,
    "s": 55.914,
    "l": 36.471
  },
  "oklch": {
    "l": 0.36385,
    "c": 0.16378,
    "h": 277
  },
  "luminance": 0.04235
}

Semantic roles & 50–950 ramp

primary

#2F2991

secondary

#B3B85D

accent

#DF49D7

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #2F2991

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

Preview Lab → · Contrast checker → · Palette generator →