#3D4ECC#3D4ECC

#3D4ECC is a mid, vivid blue. Relative luminance 0.108; OKLCH L 49.0% C 0.194 H 271.3°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3D4ECC
RGB	rgb(61, 78, 204)
HSL	hsl(233, 58%, 52%)
HSV	hsv(233, 70%, 80%)
CMYK	cmyk(70.1%, 61.8%, 0%, 20%)
CIE-LAB	lab(39.24, 35.33, -67.24)
CIE-LCH	lch(39.24, 75.95, 297.72°)
OKLab	oklab(49.02% 0.0044 -0.1941)
OKLCH	oklch(49.02% 0.194 271.3)
XYZ	xyz(15.5442, 10.7990, 58.3803)
Luminance	0.1080 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4ECC #CCBB3D

analogous

#3D96CC #3D4ECC #743DCC

triadic

#3D4ECC #CC3D4E #4ECC3D

tetradic

#3D4ECC #CC3D96 #CCBB3D #3DCC74

square

#3D4ECC #CC3D96 #CCBB3D #3DCC74

split-complementary

#3D4ECC #CC743D #96CC3D

monochromatic

#1E2871 #2A39A1 #3D4ECC #6D7AD9 #9EA6E5

Accessibility & contrast

On white

6.65

#3D4ECC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3D4ECC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D4ECC

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4ECC	#FFFFFF	#000000	##FFFFFF
##3D4ECC	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063D0

Deuteranopia (green-blind)

#0056CA

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3d4ecc;
/* rgb */ color: rgb(61, 78, 204);
/* oklch */ color: oklch(49.0% 0.194 271.3);

Tailwind

colors: {
  custom: {
    50: '#857fdd',
    500: '#3d4ecc',
    950: '#000000',
  },
}

SCSS

$custom: #3d4ecc;
$custom-light: #857fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4ecc",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 204
  },
  "hsl": {
    "h": 232.867,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.49019,
    "c": 0.19414,
    "h": 271.3
  },
  "luminance": 0.10801
}

Semantic roles & 50–950 ramp

primary

#3D4ECC

secondary

#D2CA93

accent

#CF46E2

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3D4ECC

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

Preview Lab → · Contrast checker → · Palette generator →