#3C4DD8#3C4DD8

#3C4DD8 is a mid, highly saturated blue. Relative luminance 0.112; OKLCH L 49.8% C 0.211 H 271.0°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#3C4DD8
RGB	rgb(60, 77, 216)
HSL	hsl(233, 67%, 54%)
HSV	hsv(233, 72%, 85%)
CMYK	cmyk(72.2%, 64.4%, 0%, 15.3%)
CIE-LAB	lab(39.96, 40.01, -72.98)
CIE-LCH	lch(39.96, 83.23, 298.73°)
OKLab	oklab(49.84% 0.0035 -0.2109)
OKLCH	oklch(49.84% 0.211 271)
XYZ	xyz(16.9078, 11.2245, 66.2279)
Luminance	0.1123 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C4DD8 #D8C73C

analogous

#3C9BD8 #3C4DD8 #793CD8

triadic

#3C4DD8 #D83C4D #4DD83C

tetradic

#3C4DD8 #D83C9B #D8C73C #3CD879

square

#3C4DD8 #D83C9B #D8C73C #3CD879

split-complementary

#3C4DD8 #D8793C #9BD83C

monochromatic

#1A2580 #2433B3 #3C4DD8 #6F7CE2 #A2AAEC

Accessibility & contrast

On white

6.47

#3C4DD8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#3C4DD8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C4DD8

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C4DD8	#FFFFFF	#000000	##FFFFFF
##3C4DD8	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066DC

Deuteranopia (green-blind)

#0057D5

Tritanopia (blue-blind)

#00728B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3c4dd8;
/* rgb */ color: rgb(60, 77, 216);
/* oklch */ color: oklch(49.8% 0.211 271.0);

Tailwind

colors: {
  custom: {
    50: '#877fe5',
    500: '#3c4dd8',
    950: '#000000',
  },
}

SCSS

$custom: #3c4dd8;
$custom-light: #877fe5;
$custom-dark: #000000;

JSON

{
  "hex": "#3c4dd8",
  "rgb": {
    "r": 60,
    "g": 77,
    "b": 216
  },
  "hsl": {
    "h": 233.462,
    "s": 66.667,
    "l": 54.118
  },
  "oklch": {
    "l": 0.49842,
    "c": 0.21098,
    "h": 271
  },
  "luminance": 0.11226
}

Semantic roles & 50–950 ramp

primary

#3C4DD8

secondary

#D9D297

accent

#D73EEA

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #3C4DD8

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

Preview Lab → · Contrast checker → · Palette generator →