#2D23A9#2D23A9

#2D23A9 is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.0% C 0.200 H 274.5°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#2D23A9
RGB	rgb(45, 35, 169)
HSL	hsl(244, 66%, 40%)
HSV	hsv(244, 79%, 66%)
CMYK	cmyk(73.4%, 79.3%, 0%, 33.7%)
CIE-LAB	lab(25.63, 47.10, -68.97)
CIE-LCH	lch(25.63, 83.52, 304.33°)
OKLab	oklab(37.96% 0.0156 -0.1995)
OKLCH	oklch(37.96% 0.2 274.5)
XYZ	xyz(8.8423, 4.6236, 37.9549)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D23A9 #9FA923

analogous

#235CA9 #2D23A9 #7023A9

triadic

#2D23A9 #A92D23 #23A92D

tetradic

#2D23A9 #A9235C #9FA923 #23A970

square

#2D23A9 #A9235C #9FA923 #23A970

split-complementary

#2D23A9 #A97023 #5CA923

monochromatic

#120E44 #201976 #2D23A9 #4034D5 #7067DF

Accessibility & contrast

On white

10.91

#2D23A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2D23A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D23A9

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D23A9	#FFFFFF	#000000	##FFFFFF
##2D23A9	1.00	10.91	1.93	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AD

Deuteranopia (green-blind)

#0036A7

Tritanopia (blue-blind)

#004C66

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2d23a9;
/* rgb */ color: rgb(45, 35, 169);
/* oklch */ color: oklch(38.0% 0.200 274.5);

Tailwind

colors: {
  custom: {
    50: '#7a61c4',
    500: '#2d23a9',
    950: '#000000',
  },
}

SCSS

$custom: #2d23a9;
$custom-light: #7a61c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d23a9",
  "rgb": {
    "r": 45,
    "g": 35,
    "b": 169
  },
  "hsl": {
    "h": 244.478,
    "s": 65.686,
    "l": 40
  },
  "oklch": {
    "l": 0.37955,
    "c": 0.2001,
    "h": 274.5
  },
  "luminance": 0.04625
}

Semantic roles & 50–950 ramp

primary

#2D23A9

secondary

#BEC563

accent

#E93FDC

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2D23A9

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

Preview Lab → · Contrast checker → · Palette generator →