#2C1F91#2C1F91

#2C1F91 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.7% C 0.175 H 277.3°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#2C1F91
RGB	rgb(44, 31, 145)
HSL	hsl(247, 65%, 35%)
HSV	hsv(247, 79%, 57%)
CMYK	cmyk(69.7%, 78.6%, 0%, 43.1%)
CIE-LAB	lab(22.16, 41.44, -60.05)
CIE-LCH	lch(22.16, 72.96, 304.61°)
OKLab	oklab(34.71% 0.0221 -0.1735)
OKLCH	oklch(34.71% 0.175 277.3)
XYZ	xyz(6.6379, 3.5592, 27.1198)
Luminance	0.0356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C1F91 #84911F

analogous

#1F4B91 #2C1F91 #651F91

triadic

#2C1F91 #912C1F #1F912C

tetradic

#2C1F91 #911F4B #84911F #1F9165

square

#2C1F91 #911F4B #84911F #1F9165

split-complementary

#2C1F91 #91651F #4B911F

monochromatic

#0D092C #1D145F #2C1F91 #3B2AC3 #6051DA

Accessibility & contrast

On white

12.27

#2C1F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2C1F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C1F91

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C1F91	#FFFFFF	#000000	##FFFFFF
##2C1F91	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A94

Deuteranopia (green-blind)

#00308F

Tritanopia (blue-blind)

#004157

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2c1f91;
/* rgb */ color: rgb(44, 31, 145);
/* oklch */ color: oklch(34.7% 0.175 277.3);

Tailwind

colors: {
  custom: {
    50: '#755db2',
    500: '#2c1f91',
    950: '#000000',
  },
}

SCSS

$custom: #2c1f91;
$custom-light: #755db2;
$custom-dark: #000000;

JSON

{
  "hex": "#2c1f91",
  "rgb": {
    "r": 44,
    "g": 31,
    "b": 145
  },
  "hsl": {
    "h": 246.842,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34714,
    "c": 0.17492,
    "h": 277.3
  },
  "luminance": 0.0356
}

Semantic roles & 50–950 ramp

primary

#2C1F91

secondary

#B0BD4F

accent

#E840D5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2C1F91

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

Preview Lab → · Contrast checker → · Palette generator →