#3D21CA#3D21CA

#3D21CA is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 42.6% C 0.235 H 277.1°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#3D21CA
RGB	rgb(61, 33, 202)
HSL	hsl(250, 72%, 46%)
HSV	hsv(250, 84%, 79%)
CMYK	cmyk(69.8%, 83.7%, 0%, 20.8%)
CIE-LAB	lab(30.26, 59.04, -80.86)
CIE-LCH	lch(30.26, 100.12, 306.13°)
OKLab	oklab(42.55% 0.029 -0.2336)
OKLCH	oklch(42.55% 0.235 277.1)
XYZ	xyz(13.1255, 6.3429, 56.3982)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D21CA #AECA21

analogous

#2159CA #3D21CA #9121CA

triadic

#3D21CA #CA3D21 #21CA3D

tetradic

#3D21CA #CA2159 #AECA21 #21CA91

square

#3D21CA #CA2159 #AECA21 #21CA91

split-complementary

#3D21CA #CA9121 #59CA21

monochromatic

#1D1061 #2D1895 #3D21CA #6147E1 #8E7CEA

Accessibility & contrast

On white

9.26

#3D21CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3D21CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D21CA

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D21CA	#FFFFFF	#000000	##FFFFFF
##3D21CA	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ECE

Deuteranopia (green-blind)

#0040C7

Tritanopia (blue-blind)

#005879

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3d21ca;
/* rgb */ color: rgb(61, 33, 202);
/* oklch */ color: oklch(42.6% 0.235 277.1);

Tailwind

colors: {
  custom: {
    50: '#8864dc',
    500: '#3d21ca',
    950: '#000000',
  },
}

SCSS

$custom: #3d21ca;
$custom-light: #8864dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d21ca",
  "rgb": {
    "r": 61,
    "g": 33,
    "b": 202
  },
  "hsl": {
    "h": 249.941,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42552,
    "c": 0.23539,
    "h": 277.1
  },
  "luminance": 0.06344
}

Semantic roles & 50–950 ramp

primary

#3D21CA

secondary

#C2D275

accent

#EF39D1

background

#F9F6FD

surface

#F2EBFB

border

#CCC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #3D21CA

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

Preview Lab → · Contrast checker → · Palette generator →