#2F1B9F#2F1B9F

#2F1B9F is a dark, vivid blue. Relative luminance 0.039; OKLCH L 36.0% C 0.194 H 277.2°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#2F1B9F
RGB	rgb(47, 27, 159)
HSL	hsl(249, 71%, 36%)
HSV	hsv(249, 83%, 62%)
CMYK	cmyk(70.4%, 83%, 0%, 37.6%)
CIE-LAB	lab(23.31, 48.04, -66.75)
CIE-LCH	lch(23.31, 82.24, 305.74°)
OKLab	oklab(36.04% 0.0244 -0.1929)
OKLCH	oklch(36.04% 0.194 277.2)
XYZ	xyz(7.8202, 3.8907, 33.1330)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1B9F #8B9F1B

analogous

#1B499F #2F1B9F #711B9F

triadic

#2F1B9F #9F2F1B #1B9F2F

tetradic

#2F1B9F #9F1B49 #8B9F1B #1B9F71

square

#2F1B9F #9F1B49 #8B9F1B #1B9F71

split-complementary

#2F1B9F #9F711B #499F1B

monochromatic

#100936 #20126B #2F1B9F #3E24D3 #6853E2

Accessibility & contrast

On white

11.81

#2F1B9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#2F1B9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1B9F

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1B9F	#FFFFFF	#000000	##FFFFFF
##2F1B9F	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA3

Deuteranopia (green-blind)

#00329D

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2f1b9f;
/* rgb */ color: rgb(47, 27, 159);
/* oklch */ color: oklch(36.0% 0.194 277.2);

Tailwind

colors: {
  custom: {
    50: '#7a5cbd',
    500: '#2f1b9f',
    950: '#000000',
  },
}

SCSS

$custom: #2f1b9f;
$custom-light: #7a5cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1b9f",
  "rgb": {
    "r": 47,
    "g": 27,
    "b": 159
  },
  "hsl": {
    "h": 249.091,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.36042,
    "c": 0.1944,
    "h": 277.2
  },
  "luminance": 0.03891
}

Semantic roles & 50–950 ramp

primary

#2F1B9F

secondary

#B3C551

accent

#EE3AD3

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #2F1B9F

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

Preview Lab → · Contrast checker → · Palette generator →