#3C43DD#3C43DD

#3C43DD is a mid, highly saturated blue. Relative luminance 0.102; OKLCH L 48.7% C 0.228 H 272.2°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX#3C43DD
RGBrgb(60, 67, 221)
HSLhsl(237, 70%, 55%)
HSVhsv(237, 73%, 87%)
CMYKcmyk(72.9%, 69.7%, 0%, 13.3%)
CIE-LABlab(38.19, 47.69, -78.75)
CIE-LCHlch(38.19, 92.06, 301.20°)
OKLaboklab(48.7% 0.0088 -0.2278)
OKLCHoklch(48.7% 0.228 272.2)
XYZxyz(16.9174, 10.1937, 69.4686)
Luminance0.1019 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3C43DD #DDD63C
analogous
#3C94DD #3C43DD #853CDD
triadic
#3C43DD #DD3C43 #43DD3C
tetradic
#3C43DD #DD3C94 #DDD63C #3CDD85
square
#3C43DD #DD3C94 #DDD63C #3CDD85
split-complementary
#3C43DD #DD853C #94DD3C
monochromatic
#181C87 #2127BB #3C43DD #7075E6 #A4A7EF

Accessibility & contrast

On white

6.91
#3C43DD on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.04
#3C43DD on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C43DD
6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3C43DD#FFFFFF#000000##FFFFFF
##3C43DD1.006.913.046.91
#FFFFFF6.911.0021.001.00
#0000003.0421.001.0021.00
##FFFFFF6.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0062E2
Deuteranopia (green-blind)
#0052DA
Tritanopia (blue-blind)
#006E8B
Achromatopsia (no color)
#5A5A5A

Design tokens & code

CSS
--color: #3c43dd;
/* rgb */ color: rgb(60, 67, 221);
/* oklch */ color: oklch(48.7% 0.228 272.2);
Tailwind
colors: {
  custom: {
    50: '#8978e9',
    500: '#3c43dd',
    950: '#000000',
  },
}
SCSS
$custom: #3c43dd;
$custom-light: #8978e9;
$custom-dark: #000000;
JSON
{
  "hex": "#3c43dd",
  "rgb": {
    "r": 60,
    "g": 67,
    "b": 221
  },
  "hsl": {
    "h": 237.391,
    "s": 70.306,
    "l": 55.098
  },
  "oklch": {
    "l": 0.48696,
    "c": 0.228,
    "h": 272.2
  },
  "luminance": 0.10195
}

Semantic roles & 50–950 ramp

primary
#3C43DD
secondary
#DCD999
accent
#E53BED
background
#F9F7FE
surface
#F2EDFD
border
#CCC8D5
text
#0D0916
muted
#7E7B84

Preview Lab

Preview with #3C43DD

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

Preview Lab → · Contrast checker → · Palette generator →

#3C43DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva