#2F1D8E#2F1D8E

#2F1D8E is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.4% C 0.172 H 279.5°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#2F1D8E
RGB	rgb(47, 29, 142)
HSL	hsl(250, 66%, 34%)
HSV	hsv(250, 80%, 56%)
CMYK	cmyk(66.9%, 79.6%, 0%, 44.3%)
CIE-LAB	lab(21.71, 41.85, -58.91)
CIE-LCH	lch(21.71, 72.27, 305.39°)
OKLab	oklab(34.37% 0.0284 -0.1701)
OKLCH	oklch(34.37% 0.172 279.5)
XYZ	xyz(6.4926, 3.4355, 25.9069)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1D8E #7C8E1D

analogous

#1D438E #2F1D8E #671D8E

triadic

#2F1D8E #8E2F1D #1D8E2F

tetradic

#2F1D8E #8E1D43 #7C8E1D #1D8E67

square

#2F1D8E #8E1D43 #7C8E1D #1D8E67

split-complementary

#2F1D8E #8E671D #438E1D

monochromatic

#0D0828 #1E135B #2F1D8E #4027C1 #624BDA

Accessibility & contrast

On white

12.45

#2F1D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2F1D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1D8E

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1D8E	#FFFFFF	#000000	##FFFFFF
##2F1D8E	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003891

Deuteranopia (green-blind)

#00308C

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2f1d8e;
/* rgb */ color: rgb(47, 29, 142);
/* oklch */ color: oklch(34.4% 0.172 279.5);

Tailwind

colors: {
  custom: {
    50: '#765cb0',
    500: '#2f1d8e',
    950: '#000000',
  },
}

SCSS

$custom: #2f1d8e;
$custom-light: #765cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1d8e",
  "rgb": {
    "r": 47,
    "g": 29,
    "b": 142
  },
  "hsl": {
    "h": 249.558,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34366,
    "c": 0.17247,
    "h": 279.5
  },
  "luminance": 0.03436
}

Semantic roles & 50–950 ramp

primary

#2F1D8E

secondary

#AABD4A

accent

#E93FCE

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2F1D8E

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

Preview Lab → · Contrast checker → · Palette generator →