#2F1F8E#2F1F8E

#2F1F8E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.6% C 0.171 H 279.2°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#2F1F8E
RGB	rgb(47, 31, 142)
HSL	hsl(249, 64%, 34%)
HSV	hsv(249, 78%, 56%)
CMYK	cmyk(66.9%, 78.2%, 0%, 44.3%)
CIE-LAB	lab(22.08, 40.80, -58.31)
CIE-LCH	lch(22.08, 71.16, 304.98°)
OKLab	oklab(34.62% 0.0273 -0.1684)
OKLCH	oklch(34.62% 0.171 279.2)
XYZ	xyz(6.5432, 3.5368, 25.9238)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1F8E #7E8E1F

analogous

#1F478E #2F1F8E #671F8E

triadic

#2F1F8E #8E2F1F #1F8E2F

tetradic

#2F1F8E #8E1F47 #7E8E1F #1F8E67

square

#2F1F8E #8E1F47 #7E8E1F #1F8E67

split-complementary

#2F1F8E #8E671F #478E1F

monochromatic

#0E092A #1E145C #2F1F8E #402AC0 #634FD9

Accessibility & contrast

On white

12.30

#2F1F8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2F1F8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1F8E

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1F8E	#FFFFFF	#000000	##FFFFFF
##2F1F8E	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003991

Deuteranopia (green-blind)

#00308C

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2f1f8e;
/* rgb */ color: rgb(47, 31, 142);
/* oklch */ color: oklch(34.6% 0.171 279.2);

Tailwind

colors: {
  custom: {
    50: '#765db0',
    500: '#2f1f8e',
    950: '#000000',
  },
}

SCSS

$custom: #2f1f8e;
$custom-light: #765db0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1f8e",
  "rgb": {
    "r": 47,
    "g": 31,
    "b": 142
  },
  "hsl": {
    "h": 248.649,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34623,
    "c": 0.17055,
    "h": 279.2
  },
  "luminance": 0.03537
}

Semantic roles & 50–950 ramp

primary

#2F1F8E

secondary

#ACBB4D

accent

#E741CF

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2F1F8E

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

Preview Lab → · Contrast checker → · Palette generator →