#2A239C#2A239C

#2A239C is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.3% C 0.185 H 274.6°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#2A239C
RGB	rgb(42, 35, 156)
HSL	hsl(243, 63%, 37%)
HSV	hsv(243, 78%, 61%)
CMYK	cmyk(73.1%, 77.6%, 0%, 38.8%)
CIE-LAB	lab(23.98, 42.65, -63.82)
CIE-LCH	lch(23.98, 76.76, 303.76°)
OKLab	oklab(36.31% 0.0147 -0.1846)
OKLCH	oklch(36.31% 0.185 274.6)
XYZ	xyz(7.5546, 4.0939, 31.8381)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A239C #959C23

analogous

#23599C #2A239C #66239C

triadic

#2A239C #9C2A23 #239C2A

tetradic

#2A239C #9C2359 #959C23 #239C66

square

#2A239C #9C2359 #959C23 #239C66

split-complementary

#2A239C #9C6623 #599C23

monochromatic

#0F0D38 #1D186A #2A239C #372ECE #665EDB

Accessibility & contrast

On white

11.54

#2A239C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2A239C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A239C

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A239C	#FFFFFF	#000000	##FFFFFF
##2A239C	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9F

Deuteranopia (green-blind)

#00339A

Tritanopia (blue-blind)

#00475E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2a239c;
/* rgb */ color: rgb(42, 35, 156);
/* oklch */ color: oklch(36.3% 0.185 274.6);

Tailwind

colors: {
  custom: {
    50: '#7660ba',
    500: '#2a239c',
    950: '#000000',
  },
}

SCSS

$custom: #2a239c;
$custom-light: #7660ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a239c",
  "rgb": {
    "r": 42,
    "g": 35,
    "b": 156
  },
  "hsl": {
    "h": 243.471,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36314,
    "c": 0.18516,
    "h": 274.6
  },
  "luminance": 0.04095
}

Semantic roles & 50–950 ramp

primary

#2A239C

secondary

#BAC05B

accent

#E641DD

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2A239C

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

Preview Lab → · Contrast checker → · Palette generator →