#2A128D#2A128D

#2A128D is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.6% C 0.181 H 278.3°. Best body text is #FFFFFF at 13.38:1 contrast (WCAG AA passes).

Color values

HEX#2A128D
RGBrgb(42, 18, 141)
HSLhsl(252, 77%, 31%)
HSVhsv(252, 87%, 55%)
CMYKcmyk(70.2%, 87.2%, 0%, 44.7%)
CIE-LABlab(19.42, 46.15, -62.09)
CIE-LCHlch(19.42, 77.37, 306.62°)
OKLaboklab(32.64% 0.0262 -0.1793)
OKLCHoklch(32.64% 0.181 278.3)
XYZxyz(5.9773, 2.8474, 25.4287)
Luminance0.0285 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2A128D #758D12
analogous
#12378D #2A128D #67128D
triadic
#2A128D #8D2A12 #128D2A
tetradic
#2A128D #8D1237 #758D12 #128D67
square
#2A128D #8D1237 #758D12 #128D67
split-complementary
#2A128D #8D6712 #378D12
monochromatic
#0A0420 #1A0B57 #2A128D #3A19C3 #5734E5

Accessibility & contrast

On white

13.38
#2A128D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.57
#2A128D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A128D
13.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2A128D#FFFFFF#000000##FFFFFF
##2A128D1.0013.381.5713.38
#FFFFFF13.381.0021.001.00
#0000001.5721.001.0021.00
##FFFFFF13.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003490
Deuteranopia (green-blind)
#002A8B
Tritanopia (blue-blind)
#003B52
Achromatopsia (no color)
#2F2F2F

Design tokens & code

CSS
--color: #2a128d;
/* rgb */ color: rgb(42, 18, 141);
/* oklch */ color: oklch(32.6% 0.181 278.3);
Tailwind
colors: {
  custom: {
    50: '#7456b0',
    500: '#2a128d',
    950: '#000000',
  },
}
SCSS
$custom: #2a128d;
$custom-light: #7456b0;
$custom-dark: #000000;
JSON
{
  "hex": "#2a128d",
  "rgb": {
    "r": 42,
    "g": 18,
    "b": 141
  },
  "hsl": {
    "h": 251.707,
    "s": 77.358,
    "l": 31.176
  },
  "oklch": {
    "l": 0.32642,
    "c": 0.1812,
    "h": 278.3
  },
  "luminance": 0.02848
}

Semantic roles & 50–950 ramp

primary
#2A128D
secondary
#A7C139
accent
#F434CE
background
#F7F5FB
surface
#EEE9F6
border
#C9C5D0
text
#0A0311
muted
#7C7880

Preview Lab

Preview with #2A128D

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

Preview Lab → · Contrast checker → · Palette generator →

#2A128D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva