#2B128E#2B128E

#2B128E is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.8% C 0.182 H 278.7°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#2B128E
RGB	rgb(43, 18, 142)
HSL	hsl(252, 78%, 31%)
HSV	hsv(252, 87%, 56%)
CMYK	cmyk(69.7%, 87.3%, 0%, 44.3%)
CIE-LAB	lab(19.63, 46.52, -62.36)
CIE-LCH	lch(19.63, 77.80, 306.72°)
OKLab	oklab(32.84% 0.0274 -0.1801)
OKLCH	oklch(32.84% 0.182 278.7)
XYZ	xyz(6.0935, 2.8987, 25.8243)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B128E #758E12

analogous

#12378E #2B128E #69128E

triadic

#2B128E #8E2B12 #128E2B

tetradic

#2B128E #8E1237 #758E12 #128E69

square

#2B128E #8E1237 #758E12 #128E69

split-complementary

#2B128E #8E6912 #378E12

monochromatic

#0A0421 #1B0B58 #2B128E #3B19C4 #5935E5

Accessibility & contrast

On white

13.29

#2B128E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#2B128E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B128E

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B128E	#FFFFFF	#000000	##FFFFFF
##2B128E	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003491

Deuteranopia (green-blind)

#002B8C

Tritanopia (blue-blind)

#003B53

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2b128e;
/* rgb */ color: rgb(43, 18, 142);
/* oklch */ color: oklch(32.8% 0.182 278.7);

Tailwind

colors: {
  custom: {
    50: '#7557b0',
    500: '#2b128e',
    950: '#000000',
  },
}

SCSS

$custom: #2b128e;
$custom-light: #7557b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b128e",
  "rgb": {
    "r": 43,
    "g": 18,
    "b": 142
  },
  "hsl": {
    "h": 252.097,
    "s": 77.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32844,
    "c": 0.18214,
    "h": 278.7
  },
  "luminance": 0.02899
}

Semantic roles & 50–950 ramp

primary

#2B128E

secondary

#A7C23A

accent

#F434CD

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0311

muted

#7C7880

Preview Lab

Preview with #2B128E

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

Preview Lab → · Contrast checker → · Palette generator →