#2F1F8F#2F1F8F

#2F1F8F is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.7% C 0.172 H 279.0°. Best body text is #FFFFFF at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#2F1F8F
RGB	rgb(47, 31, 143)
HSL	hsl(249, 64%, 34%)
HSV	hsv(249, 78%, 56%)
CMYK	cmyk(67.1%, 78.3%, 0%, 43.9%)
CIE-LAB	lab(22.18, 41.12, -58.75)
CIE-LCH	lch(22.18, 71.71, 304.99°)
OKLab	oklab(34.73% 0.027 -0.1697)
OKLCH	oklch(34.73% 0.172 279)
XYZ	xyz(6.6186, 3.5669, 26.3210)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1F8F #7F8F1F

analogous

#1F478F #2F1F8F #671F8F

triadic

#2F1F8F #8F2F1F #1F8F2F

tetradic

#2F1F8F #8F1F47 #7F8F1F #1F8F67

square

#2F1F8F #8F1F47 #7F8F1F #1F8F67

split-complementary

#2F1F8F #8F671F #478F1F

monochromatic

#0E092A #1E145D #2F1F8F #402AC1 #634FD9

Accessibility & contrast

On white

12.26

#2F1F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2F1F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1F8F

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1F8F	#FFFFFF	#000000	##FFFFFF
##2F1F8F	1.00	12.26	1.71	12.26
#FFFFFF	12.26	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003992

Deuteranopia (green-blind)

#00318D

Tritanopia (blue-blind)

#004056

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2f1f8f;
/* rgb */ color: rgb(47, 31, 143);
/* oklch */ color: oklch(34.7% 0.172 279.0);

Tailwind

colors: {
  custom: {
    50: '#765eb1',
    500: '#2f1f8f',
    950: '#000000',
  },
}

SCSS

$custom: #2f1f8f;
$custom-light: #765eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1f8f",
  "rgb": {
    "r": 47,
    "g": 31,
    "b": 143
  },
  "hsl": {
    "h": 248.571,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34731,
    "c": 0.17179,
    "h": 279
  },
  "luminance": 0.03567
}

Semantic roles & 50–950 ramp

primary

#2F1F8F

secondary

#ACBC4E

accent

#E740D0

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2F1F8F

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

Preview Lab → · Contrast checker → · Palette generator →