#2D178F#2D178F

#2D178F is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.6% C 0.179 H 279.0°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#2D178F
RGB	rgb(45, 23, 143)
HSL	hsl(251, 72%, 33%)
HSV	hsv(251, 84%, 56%)
CMYK	cmyk(68.5%, 83.9%, 0%, 43.9%)
CIE-LAB	lab(20.65, 44.87, -61.30)
CIE-LCH	lch(20.65, 75.96, 306.20°)
OKLab	oklab(33.62% 0.0281 -0.177)
OKLCH	oklch(33.62% 0.179 279)
XYZ	xyz(6.3449, 3.1533, 26.2556)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D178F #798F17

analogous

#173D8F #2D178F #69178F

triadic

#2D178F #8F2D17 #178F2D

tetradic

#2D178F #8F173D #798F17 #178F69

square

#2D178F #8F173D #798F17 #178F69

split-complementary

#2D178F #8F6917 #3D8F17

monochromatic

#0C0626 #1C0F5A #2D178F #3E1FC4 #5D40E0

Accessibility & contrast

On white

12.88

#2D178F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#2D178F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D178F

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D178F	#FFFFFF	#000000	##FFFFFF
##2D178F	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003692

Deuteranopia (green-blind)

#002D8D

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2d178f;
/* rgb */ color: rgb(45, 23, 143);
/* oklch */ color: oklch(33.6% 0.179 279.0);

Tailwind

colors: {
  custom: {
    50: '#7659b1',
    500: '#2d178f',
    950: '#000000',
  },
}

SCSS

$custom: #2d178f;
$custom-light: #7659b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d178f",
  "rgb": {
    "r": 45,
    "g": 23,
    "b": 143
  },
  "hsl": {
    "h": 251,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33619,
    "c": 0.17924,
    "h": 279
  },
  "luminance": 0.03154
}

Semantic roles & 50–950 ramp

primary

#2D178F

secondary

#A9C141

accent

#EF39CE

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2D178F

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

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