#2A21AD#2A21AD

#2A21AD is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.0% C 0.207 H 273.2°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#2A21AD
RGB	rgb(42, 33, 173)
HSL	hsl(244, 68%, 40%)
HSV	hsv(244, 81%, 68%)
CMYK	cmyk(75.7%, 80.9%, 0%, 32.2%)
CIE-LAB	lab(25.55, 49.12, -71.52)
CIE-LCH	lch(25.55, 86.77, 304.48°)
OKLab	oklab(37.98% 0.0115 -0.2069)
OKLCH	oklch(37.98% 0.207 273.2)
XYZ	xyz(9.0390, 4.5961, 39.9378)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A21AD #A4AD21

analogous

#215EAD #2A21AD #7021AD

triadic

#2A21AD #AD2A21 #21AD2A

tetradic

#2A21AD #AD215E #A4AD21 #21AD70

square

#2A21AD #AD215E #A4AD21 #21AD70

split-complementary

#2A21AD #AD7021 #5EAD21

monochromatic

#110D46 #1E177A #2A21AD #3E33D8 #6E66E2

Accessibility & contrast

On white

10.94

#2A21AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2A21AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A21AD

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A21AD	#FFFFFF	#000000	##FFFFFF
##2A21AD	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B1

Deuteranopia (green-blind)

#0036AB

Tritanopia (blue-blind)

#004D68

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2a21ad;
/* rgb */ color: rgb(42, 33, 173);
/* oklch */ color: oklch(38.0% 0.207 273.2);

Tailwind

colors: {
  custom: {
    50: '#7b60c7',
    500: '#2a21ad',
    950: '#000000',
  },
}

SCSS

$custom: #2a21ad;
$custom-light: #7b60c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a21ad",
  "rgb": {
    "r": 42,
    "g": 33,
    "b": 173
  },
  "hsl": {
    "h": 243.857,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.37979,
    "c": 0.20725,
    "h": 273.2
  },
  "luminance": 0.04597
}

Semantic roles & 50–950 ramp

primary

#2A21AD

secondary

#C1C762

accent

#EB3DE0

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2A21AD

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

Preview Lab → · Contrast checker → · Palette generator →