#2A189B#2A189B

#2A189B is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.9% C 0.193 H 275.8°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#2A189B
RGB	rgb(42, 24, 155)
HSL	hsl(248, 73%, 35%)
HSV	hsv(248, 85%, 61%)
CMYK	cmyk(72.9%, 84.5%, 0%, 39.2%)
CIE-LAB	lab(21.99, 47.79, -66.51)
CIE-LCH	lch(21.99, 81.90, 305.70°)
OKLab	oklab(34.89% 0.0195 -0.1922)
OKLCH	oklch(34.89% 0.193 275.8)
XYZ	xyz(7.1959, 3.5114, 31.3025)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A189B #899B18

analogous

#18489B #2A189B #6B189B

triadic

#2A189B #9B2A18 #189B2A

tetradic

#2A189B #9B1848 #899B18 #189B6B

square

#2A189B #9B1848 #899B18 #189B6B

split-complementary

#2A189B #9B6B18 #489B18

monochromatic

#0D0831 #1C1066 #2A189B #3820D0 #5F4AE3

Accessibility & contrast

On white

12.34

#2A189B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#2A189B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A189B

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A189B	#FFFFFF	#000000	##FFFFFF
##2A189B	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A9E

Deuteranopia (green-blind)

#002F99

Tritanopia (blue-blind)

#00425C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2a189b;
/* rgb */ color: rgb(42, 24, 155);
/* oklch */ color: oklch(34.9% 0.193 275.8);

Tailwind

colors: {
  custom: {
    50: '#775aba',
    500: '#2a189b',
    950: '#000000',
  },
}

SCSS

$custom: #2a189b;
$custom-light: #775aba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a189b",
  "rgb": {
    "r": 42,
    "g": 24,
    "b": 155
  },
  "hsl": {
    "h": 248.244,
    "s": 73.184,
    "l": 35.098
  },
  "oklch": {
    "l": 0.34893,
    "c": 0.1932,
    "h": 275.8
  },
  "luminance": 0.03512
}

Semantic roles & 50–950 ramp

primary

#2A189B

secondary

#B4C54A

accent

#F038D7

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2A189B

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

Preview Lab → · Contrast checker → · Palette generator →