#3D54CC#3D54CC

#3D54CC is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.1% C 0.187 H 270.0°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#3D54CC
RGB	rgb(61, 84, 204)
HSL	hsl(230, 58%, 52%)
HSV	hsv(230, 70%, 80%)
CMYK	cmyk(70.1%, 58.8%, 0%, 20%)
CIE-LAB	lab(40.72, 31.54, -64.82)
CIE-LCH	lch(40.72, 72.09, 295.94°)
OKLab	oklab(50.12% 0 -0.1869)
OKLCH	oklch(50.12% 0.187 270)
XYZ	xyz(15.9902, 11.6908, 58.5289)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D54CC #CCB53D

analogous

#3D9BCC #3D54CC #6E3DCC

triadic

#3D54CC #CC3D54 #54CC3D

tetradic

#3D54CC #CC3D9B #CCB53D #3DCC6E

square

#3D54CC #CC3D9B #CCB53D #3DCC6E

split-complementary

#3D54CC #CC6E3D #9BCC3D

monochromatic

#1E2B71 #2A3EA1 #3D54CC #6D7FD9 #9EA9E5

Accessibility & contrast

On white

6.29

#3D54CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#3D54CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D54CC

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D54CC	#FFFFFF	#000000	##FFFFFF
##3D54CC	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D0

Deuteranopia (green-blind)

#005ACA

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3d54cc;
/* rgb */ color: rgb(61, 84, 204);
/* oklch */ color: oklch(50.1% 0.187 270.0);

Tailwind

colors: {
  custom: {
    50: '#8483dc',
    500: '#3d54cc',
    950: '#000000',
  },
}

SCSS

$custom: #3d54cc;
$custom-light: #8483dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d54cc",
  "rgb": {
    "r": 61,
    "g": 84,
    "b": 204
  },
  "hsl": {
    "h": 230.35,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.50116,
    "c": 0.18694,
    "h": 270
  },
  "luminance": 0.11692
}

Semantic roles & 50–950 ramp

primary

#3D54CC

secondary

#D2C893

accent

#C946E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3D54CC

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

Preview Lab → · Contrast checker → · Palette generator →