#2F187B#2F187B

#2F187B is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.7% C 0.154 H 284.0°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#2F187B
RGB	rgb(47, 24, 123)
HSL	hsl(254, 67%, 29%)
HSV	hsv(254, 80%, 48%)
CMYK	cmyk(61.8%, 80.5%, 0%, 51.8%)
CIE-LAB	lab(18.75, 38.49, -51.83)
CIE-LCH	lch(18.75, 64.56, 306.60°)
OKLab	oklab(31.68% 0.0372 -0.1494)
OKLCH	oklch(31.68% 0.154 284)
XYZ	xyz(5.0730, 2.6873, 18.9864)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F187B #647B18

analogous

#18337B #2F187B #61187B

triadic

#2F187B #7B2F18 #187B2F

tetradic

#2F187B #7B1833 #647B18 #187B61

square

#2F187B #7B1833 #647B18 #187B61

split-complementary

#2F187B #7B6118 #337B18

monochromatic

#0A051A #1B0E48 #2F187B #4322AE #5B36D8

Accessibility & contrast

On white

13.66

#2F187B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#2F187B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F187B

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F187B	#FFFFFF	#000000	##FFFFFF
##2F187B	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307E

Deuteranopia (green-blind)

#002A79

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #2f187b;
/* rgb */ color: rgb(47, 24, 123);
/* oklch */ color: oklch(31.7% 0.154 284.0);

Tailwind

colors: {
  custom: {
    50: '#7258a2',
    500: '#2f187b',
    950: '#000000',
  },
}

SCSS

$custom: #2f187b;
$custom-light: #7258a2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f187b",
  "rgb": {
    "r": 47,
    "g": 24,
    "b": 123
  },
  "hsl": {
    "h": 253.939,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.31679,
    "c": 0.15394,
    "h": 284
  },
  "luminance": 0.02688
}

Semantic roles & 50–950 ramp

primary

#2F187B

secondary

#96B03F

accent

#EA3EC2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09030F

muted

#7B787F

Preview Lab

Preview with #2F187B

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

Preview Lab → · Contrast checker → · Palette generator →