#2F1B9E#2F1B9E

#2F1B9E is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.9% C 0.193 H 277.3°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#2F1B9E
RGB	rgb(47, 27, 158)
HSL	hsl(249, 71%, 36%)
HSV	hsv(249, 83%, 62%)
CMYK	cmyk(70.3%, 82.9%, 0%, 38%)
CIE-LAB	lab(23.19, 47.74, -66.34)
CIE-LCH	lch(23.19, 81.73, 305.74°)
OKLab	oklab(35.93% 0.0247 -0.1917)
OKLCH	oklch(35.93% 0.193 277.3)
XYZ	xyz(7.7338, 3.8561, 32.6779)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1B9E #8A9E1B

analogous

#1B499E #2F1B9E #711B9E

triadic

#2F1B9E #9E2F1B #1B9E2F

tetradic

#2F1B9E #9E1B49 #8A9E1B #1B9E71

square

#2F1B9E #9E1B49 #8A9E1B #1B9E71

split-complementary

#2F1B9E #9E711B #499E1B

monochromatic

#100935 #1F126A #2F1B9E #3F24D2 #6852E1

Accessibility & contrast

On white

11.86

#2F1B9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#2F1B9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1B9E

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1B9E	#FFFFFF	#000000	##FFFFFF
##2F1B9E	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)

#003CA2

Deuteranopia (green-blind)

#00329C

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2f1b9e;
/* rgb */ color: rgb(47, 27, 158);
/* oklch */ color: oklch(35.9% 0.193 277.3);

Tailwind

colors: {
  custom: {
    50: '#795cbc',
    500: '#2f1b9e',
    950: '#000000',
  },
}

SCSS

$custom: #2f1b9e;
$custom-light: #795cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1b9e",
  "rgb": {
    "r": 47,
    "g": 27,
    "b": 158
  },
  "hsl": {
    "h": 249.16,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.35927,
    "c": 0.19324,
    "h": 277.3
  },
  "luminance": 0.03857
}

Semantic roles & 50–950 ramp

primary

#2F1B9E

secondary

#B3C451

accent

#EE3AD2

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #2F1B9E

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

Preview Lab → · Contrast checker → · Palette generator →