#2F1B9C#2F1B9C

#2F1B9C is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.7% C 0.191 H 277.6°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#2F1B9C
RGB	rgb(47, 27, 156)
HSL	hsl(249, 70%, 36%)
HSV	hsv(249, 83%, 61%)
CMYK	cmyk(69.9%, 82.7%, 0%, 38.8%)
CIE-LAB	lab(22.96, 47.14, -65.50)
CIE-LCH	lch(22.96, 80.70, 305.74°)
OKLab	oklab(35.7% 0.0253 -0.1892)
OKLCH	oklch(35.7% 0.191 277.6)
XYZ	xyz(7.5630, 3.7878, 31.7786)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1B9C #889C1B

analogous

#1B479C #2F1B9C #6F1B9C

triadic

#2F1B9C #9C2F1B #1B9C2F

tetradic

#2F1B9C #9C1B47 #889C1B #1B9C6F

square

#2F1B9C #9C1B47 #889C1B #1B9C6F

split-complementary

#2F1B9C #9C6F1B #479C1B

monochromatic

#100934 #1F1268 #2F1B9C #3F24D0 #6751E1

Accessibility & contrast

On white

11.95

#2F1B9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#2F1B9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1B9C

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1B9C	#FFFFFF	#000000	##FFFFFF
##2F1B9C	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9F

Deuteranopia (green-blind)

#00319A

Tritanopia (blue-blind)

#00445D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2f1b9c;
/* rgb */ color: rgb(47, 27, 156);
/* oklch */ color: oklch(35.7% 0.191 277.6);

Tailwind

colors: {
  custom: {
    50: '#795cbb',
    500: '#2f1b9c',
    950: '#000000',
  },
}

SCSS

$custom: #2f1b9c;
$custom-light: #795cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1b9c",
  "rgb": {
    "r": 47,
    "g": 27,
    "b": 156
  },
  "hsl": {
    "h": 249.302,
    "s": 70.492,
    "l": 35.882
  },
  "oklch": {
    "l": 0.35698,
    "c": 0.19091,
    "h": 277.6
  },
  "luminance": 0.03789
}

Semantic roles & 50–950 ramp

primary

#2F1B9C

secondary

#B1C34F

accent

#ED3BD2

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #2F1B9C

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

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