#3C43DB#3C43DB

#3C43DB is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 48.5% C 0.226 H 272.3°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#3C43DB
RGB	rgb(60, 67, 219)
HSL	hsl(237, 69%, 55%)
HSV	hsv(237, 73%, 86%)
CMYK	cmyk(72.6%, 69.4%, 0%, 14.1%)
CIE-LAB	lab(38.00, 47.02, -77.91)
CIE-LCH	lch(38.00, 91.00, 301.11°)
OKLab	oklab(48.5% 0.0091 -0.2254)
OKLCH	oklch(48.5% 0.226 272.3)
XYZ	xyz(16.6525, 10.0877, 68.0736)
Luminance	0.1009 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C43DB #DBD43C

analogous

#3C93DB #3C43DB #843CDB

triadic

#3C43DB #DB3C43 #43DB3C

tetradic

#3C43DB #DB3C93 #DBD43C #3CDB84

square

#3C43DB #DB3C93 #DBD43C #3CDB84

split-complementary

#3C43DB #DB843C #93DB3C

monochromatic

#181D84 #2229B8 #3C43DB #7075E5 #A3A7EE

Accessibility & contrast

On white

6.96

#3C43DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#3C43DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C43DB

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C43DB	#FFFFFF	#000000	##FFFFFF
##3C43DB	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E0

Deuteranopia (green-blind)

#0052D8

Tritanopia (blue-blind)

#006D8A

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3c43db;
/* rgb */ color: rgb(60, 67, 219);
/* oklch */ color: oklch(48.5% 0.226 272.3);

Tailwind

colors: {
  custom: {
    50: '#8978e7',
    500: '#3c43db',
    950: '#000000',
  },
}

SCSS

$custom: #3c43db;
$custom-light: #8978e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3c43db",
  "rgb": {
    "r": 60,
    "g": 67,
    "b": 219
  },
  "hsl": {
    "h": 237.358,
    "s": 68.831,
    "l": 54.706
  },
  "oklch": {
    "l": 0.48504,
    "c": 0.22557,
    "h": 272.3
  },
  "luminance": 0.10089
}

Semantic roles & 50–950 ramp

primary

#3C43DB

secondary

#DBD898

accent

#E43CEC

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3C43DB

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

Preview Lab → · Contrast checker → · Palette generator →