#2D21BD#2D21BD

#2D21BD is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 40.0% C 0.225 H 272.9°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#2D21BD
RGB	rgb(45, 33, 189)
HSL	hsl(245, 70%, 44%)
HSV	hsv(245, 83%, 74%)
CMYK	cmyk(76.2%, 82.5%, 0%, 25.9%)
CIE-LAB	lab(27.62, 54.20, -77.62)
CIE-LCH	lch(27.62, 94.68, 304.93°)
OKLab	oklab(40.01% 0.0113 -0.2245)
OKLCH	oklch(40.01% 0.225 272.9)
XYZ	xyz(10.8083, 5.3186, 48.5912)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D21BD #B1BD21

analogous

#2163BD #2D21BD #7B21BD

triadic

#2D21BD #BD2D21 #21BD2D

tetradic

#2D21BD #BD2163 #B1BD21 #21BD7B

square

#2D21BD #BD2163 #B1BD21 #21BD7B

split-complementary

#2D21BD #BD7B21 #63BD21

monochromatic

#140F55 #211889 #2D21BD #4A3EDD #7B72E6

Accessibility & contrast

On white

10.17

#2D21BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2D21BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D21BD

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D21BD	#FFFFFF	#000000	##FFFFFF
##2D21BD	1.00	10.17	2.06	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048C1

Deuteranopia (green-blind)

#003ABA

Tritanopia (blue-blind)

#005371

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2d21bd;
/* rgb */ color: rgb(45, 33, 189);
/* oklch */ color: oklch(40.0% 0.225 272.9);

Tailwind

colors: {
  custom: {
    50: '#7f62d2',
    500: '#2d21bd',
    950: '#000000',
  },
}

SCSS

$custom: #2d21bd;
$custom-light: #7f62d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2d21bd",
  "rgb": {
    "r": 45,
    "g": 33,
    "b": 189
  },
  "hsl": {
    "h": 244.615,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40009,
    "c": 0.22482,
    "h": 272.9
  },
  "luminance": 0.0532
}

Semantic roles & 50–950 ramp

primary

#2D21BD

secondary

#C6CD6D

accent

#ED3BDF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0514

muted

#7D7A83

Preview Lab

Preview with #2D21BD

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

Preview Lab → · Contrast checker → · Palette generator →