#2421BD#2421BD

#2421BD is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.5% C 0.227 H 270.2°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#2421BD
RGB	rgb(36, 33, 189)
HSL	hsl(241, 70%, 44%)
HSV	hsv(241, 83%, 74%)
CMYK	cmyk(81%, 82.5%, 0%, 25.9%)
CIE-LAB	lab(27.12, 53.71, -78.48)
CIE-LCH	lch(27.12, 95.10, 304.39°)
OKLab	oklab(39.52% 0.0008 -0.2272)
OKLCH	oklch(39.52% 0.227 270.2)
XYZ	xyz(10.4536, 5.1357, 48.5746)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2421BD #BABD21

analogous

#216CBD #2421BD #7221BD

triadic

#2421BD #BD2421 #21BD24

tetradic

#2421BD #BD216C #BABD21 #21BD72

square

#2421BD #BD216C #BABD21 #21BD72

split-complementary

#2421BD #BD7221 #6CBD21

monochromatic

#100F55 #1A1889 #2421BD #413EDD #7472E6

Accessibility & contrast

On white

10.36

#2421BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2421BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2421BD

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2421BD	#FFFFFF	#000000	##FFFFFF
##2421BD	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048C1

Deuteranopia (green-blind)

#0038BA

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2421bd;
/* rgb */ color: rgb(36, 33, 189);
/* oklch */ color: oklch(39.5% 0.227 270.2);

Tailwind

colors: {
  custom: {
    50: '#7d61d2',
    500: '#2421bd',
    950: '#000000',
  },
}

SCSS

$custom: #2421bd;
$custom-light: #7d61d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2421bd",
  "rgb": {
    "r": 36,
    "g": 33,
    "b": 189
  },
  "hsl": {
    "h": 241.154,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.39523,
    "c": 0.22717,
    "h": 270.2
  },
  "luminance": 0.05137
}

Semantic roles & 50–950 ramp

primary

#2421BD

secondary

#CBCD6D

accent

#ED3BEA

background

#F8F5FD

surface

#F0EAFA

border

#CBC6D3

text

#0C0514

muted

#7D7983

Preview Lab

Preview with #2421BD

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

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