#2F1D8C#2F1D8C

#2F1D8C is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.1% C 0.170 H 279.8°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#2F1D8C
RGB	rgb(47, 29, 140)
HSL	hsl(250, 66%, 33%)
HSV	hsv(250, 79%, 55%)
CMYK	cmyk(66.4%, 79.3%, 0%, 45.1%)
CIE-LAB	lab(21.49, 41.22, -58.03)
CIE-LCH	lch(21.49, 71.18, 305.39°)
OKLab	oklab(34.15% 0.029 -0.1675)
OKLCH	oklch(34.15% 0.17 279.8)
XYZ	xyz(6.3438, 3.3760, 25.1232)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1D8C #7A8C1D

analogous

#1D428C #2F1D8C #661D8C

triadic

#2F1D8C #8C2F1D #1D8C2F

tetradic

#2F1D8C #8C1D42 #7A8C1D #1D8C66

square

#2F1D8C #8C1D42 #7A8C1D #1D8C66

split-complementary

#2F1D8C #8C661D #428C1D

monochromatic

#0D0827 #1E1259 #2F1D8C #4028BF #614AD9

Accessibility & contrast

On white

12.53

#2F1D8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#2F1D8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1D8C

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1D8C	#FFFFFF	#000000	##FFFFFF
##2F1D8C	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388F

Deuteranopia (green-blind)

#002F8A

Tritanopia (blue-blind)

#003E54

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2f1d8c;
/* rgb */ color: rgb(47, 29, 140);
/* oklch */ color: oklch(34.1% 0.170 279.8);

Tailwind

colors: {
  custom: {
    50: '#755caf',
    500: '#2f1d8c',
    950: '#000000',
  },
}

SCSS

$custom: #2f1d8c;
$custom-light: #755caf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1d8c",
  "rgb": {
    "r": 47,
    "g": 29,
    "b": 140
  },
  "hsl": {
    "h": 249.73,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.34148,
    "c": 0.17002,
    "h": 279.8
  },
  "luminance": 0.03377
}

Semantic roles & 50–950 ramp

primary

#2F1D8C

secondary

#A9BC49

accent

#E93FCD

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #2F1D8C

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

Preview Lab → · Contrast checker → · Palette generator →