#2F1F8C#2F1F8C

#2F1F8C is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.4% C 0.168 H 279.5°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#2F1F8C
RGB	rgb(47, 31, 140)
HSL	hsl(249, 64%, 34%)
HSV	hsv(249, 78%, 55%)
CMYK	cmyk(66.4%, 77.9%, 0%, 45.1%)
CIE-LAB	lab(21.86, 40.16, -57.42)
CIE-LCH	lch(21.86, 70.07, 304.97°)
OKLab	oklab(34.41% 0.0278 -0.1658)
OKLCH	oklch(34.41% 0.168 279.5)
XYZ	xyz(6.3944, 3.4772, 25.1401)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1F8C #7C8C1F

analogous

#1F458C #2F1F8C #651F8C

triadic

#2F1F8C #8C2F1F #1F8C2F

tetradic

#2F1F8C #8C1F45 #7C8C1F #1F8C65

square

#2F1F8C #8C1F45 #7C8C1F #1F8C65

split-complementary

#2F1F8C #8C651F #458C1F

monochromatic

#0D0928 #1E145A #2F1F8C #402ABE #624ED8

Accessibility & contrast

On white

12.38

#2F1F8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#2F1F8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1F8C

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1F8C	#FFFFFF	#000000	##FFFFFF
##2F1F8C	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388F

Deuteranopia (green-blind)

#00308A

Tritanopia (blue-blind)

#003F54

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2f1f8c;
/* rgb */ color: rgb(47, 31, 140);
/* oklch */ color: oklch(34.4% 0.168 279.5);

Tailwind

colors: {
  custom: {
    50: '#755daf',
    500: '#2f1f8c',
    950: '#000000',
  },
}

SCSS

$custom: #2f1f8c;
$custom-light: #755daf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1f8c",
  "rgb": {
    "r": 47,
    "g": 31,
    "b": 140
  },
  "hsl": {
    "h": 248.807,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34408,
    "c": 0.16808,
    "h": 279.5
  },
  "luminance": 0.03478
}

Semantic roles & 50–950 ramp

primary

#2F1F8C

secondary

#AABB4C

accent

#E741CE

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #2F1F8C

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

Preview Lab → · Contrast checker → · Palette generator →