#2F2391#2F2391

#2F2391 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.5% C 0.170 H 278.1°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#2F2391
RGB	rgb(47, 35, 145)
HSL	hsl(247, 61%, 35%)
HSV	hsv(247, 76%, 57%)
CMYK	cmyk(67.6%, 75.9%, 0%, 43.1%)
CIE-LAB	lab(23.17, 39.57, -58.37)
CIE-LCH	lch(23.17, 70.52, 304.13°)
OKLab	oklab(35.49% 0.0241 -0.1686)
OKLCH	oklch(35.49% 0.17 278.1)
XYZ	xyz(6.8825, 3.8502, 27.1630)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2391 #859123

analogous

#234E91 #2F2391 #662391

triadic

#2F2391 #912F23 #23912F

tetradic

#2F2391 #91234E #859123 #239166

square

#2F2391 #91234E #859123 #239166

split-complementary

#2F2391 #916623 #4E9123

monochromatic

#0F0B2E #1F1760 #2F2391 #3F2FC2 #6658D7

Accessibility & contrast

On white

11.86

#2F2391 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#2F2391 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2391

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2391	#FFFFFF	#000000	##FFFFFF
##2F2391	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C94

Deuteranopia (green-blind)

#00338F

Tritanopia (blue-blind)

#004258

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2f2391;
/* rgb */ color: rgb(47, 35, 145);
/* oklch */ color: oklch(35.5% 0.170 278.1);

Tailwind

colors: {
  custom: {
    50: '#7660b2',
    500: '#2f2391',
    950: '#000000',
  },
}

SCSS

$custom: #2f2391;
$custom-light: #7660b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2391",
  "rgb": {
    "r": 47,
    "g": 35,
    "b": 145
  },
  "hsl": {
    "h": 246.545,
    "s": 61.111,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35488,
    "c": 0.17029,
    "h": 278.1
  },
  "luminance": 0.03851
}

Semantic roles & 50–950 ramp

primary

#2F2391

secondary

#B0BB55

accent

#E444D3

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #2F2391

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

Preview Lab → · Contrast checker → · Palette generator →