#2F1F91#2F1F91

#2F1F91 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.9% C 0.174 H 278.7°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#2F1F91
RGB	rgb(47, 31, 145)
HSL	hsl(248, 65%, 35%)
HSV	hsv(248, 79%, 57%)
CMYK	cmyk(67.6%, 78.6%, 0%, 43.1%)
CIE-LAB	lab(22.40, 41.75, -59.64)
CIE-LCH	lch(22.40, 72.80, 305.00°)
OKLab	oklab(34.95% 0.0265 -0.1722)
OKLCH	oklch(34.95% 0.174 278.7)
XYZ	xyz(6.7715, 3.6281, 27.1260)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1F91 #81911F

analogous

#1F4891 #2F1F91 #681F91

triadic

#2F1F91 #912F1F #1F912F

tetradic

#2F1F91 #911F48 #81911F #1F9168

square

#2F1F91 #911F48 #81911F #1F9168

split-complementary

#2F1F91 #91681F #48911F

monochromatic

#0E092C #1F145F #2F1F91 #3F2AC3 #6451DA

Accessibility & contrast

On white

12.17

#2F1F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#2F1F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1F91

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1F91	#FFFFFF	#000000	##FFFFFF
##2F1F91	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A94

Deuteranopia (green-blind)

#00318F

Tritanopia (blue-blind)

#004157

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2f1f91;
/* rgb */ color: rgb(47, 31, 145);
/* oklch */ color: oklch(34.9% 0.174 278.7);

Tailwind

colors: {
  custom: {
    50: '#765eb2',
    500: '#2f1f91',
    950: '#000000',
  },
}

SCSS

$custom: #2f1f91;
$custom-light: #765eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1f91",
  "rgb": {
    "r": 47,
    "g": 31,
    "b": 145
  },
  "hsl": {
    "h": 248.421,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34948,
    "c": 0.17425,
    "h": 278.7
  },
  "luminance": 0.03629
}

Semantic roles & 50–950 ramp

primary

#2F1F91

secondary

#ADBD4F

accent

#E840D0

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2F1F91

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

Preview Lab → · Contrast checker → · Palette generator →