#2F1F8D#2F1F8D

#2F1F8D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.5% C 0.169 H 279.4°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#2F1F8D
RGB	rgb(47, 31, 141)
HSL	hsl(249, 64%, 34%)
HSV	hsv(249, 78%, 55%)
CMYK	cmyk(66.7%, 78%, 0%, 44.7%)
CIE-LAB	lab(21.97, 40.48, -57.86)
CIE-LCH	lch(21.97, 70.62, 304.97°)
OKLab	oklab(34.52% 0.0275 -0.1671)
OKLCH	oklch(34.52% 0.169 279.4)
XYZ	xyz(6.4685, 3.5069, 25.5302)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1F8D #7D8D1F

analogous

#1F468D #2F1F8D #661F8D

triadic

#2F1F8D #8D2F1F #1F8D2F

tetradic

#2F1F8D #8D1F46 #7D8D1F #1F8D66

square

#2F1F8D #8D1F46 #7D8D1F #1F8D66

split-complementary

#2F1F8D #8D661F #468D1F

monochromatic

#0E0929 #1E145B #2F1F8D #402ABF #624ED8

Accessibility & contrast

On white

12.34

#2F1F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#2F1F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1F8D

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1F8D	#FFFFFF	#000000	##FFFFFF
##2F1F8D	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003990

Deuteranopia (green-blind)

#00308B

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2f1f8d;
/* rgb */ color: rgb(47, 31, 141);
/* oklch */ color: oklch(34.5% 0.169 279.4);

Tailwind

colors: {
  custom: {
    50: '#755daf',
    500: '#2f1f8d',
    950: '#000000',
  },
}

SCSS

$custom: #2f1f8d;
$custom-light: #755daf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1f8d",
  "rgb": {
    "r": 47,
    "g": 31,
    "b": 141
  },
  "hsl": {
    "h": 248.727,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34515,
    "c": 0.16932,
    "h": 279.4
  },
  "luminance": 0.03507
}

Semantic roles & 50–950 ramp

primary

#2F1F8D

secondary

#ABBB4D

accent

#E741CF

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2F1F8D

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

Preview Lab → · Contrast checker → · Palette generator →