#3C57CD#3C57CD

#3C57CD is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.7% C 0.185 H 269.0°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#3C57CD
RGB	rgb(60, 87, 205)
HSL	hsl(229, 59%, 52%)
HSV	hsv(229, 71%, 80%)
CMYK	cmyk(70.7%, 57.6%, 0%, 19.6%)
CIE-LAB	lab(41.51, 29.85, -64.12)
CIE-LCH	lch(41.51, 70.73, 294.96°)
OKLab	oklab(50.71% -0.0033 -0.1849)
OKLCH	oklch(50.71% 0.185 269)
XYZ	xyz(16.2873, 12.1832, 59.2390)
Luminance	0.1218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C57CD #CDB23C

analogous

#3C9FCD #3C57CD #6A3CCD

triadic

#3C57CD #CD3C57 #57CD3C

tetradic

#3C57CD #CD3C9F #CDB23C #3CCD6A

square

#3C57CD #CD3C9F #CDB23C #3CCD6A

split-complementary

#3C57CD #CD6A3C #9FCD3C

monochromatic

#1D2D71 #2A40A2 #3C57CD #6D81D9 #9DABE6

Accessibility & contrast

On white

6.11

#3C57CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#3C57CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C57CD

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C57CD	#FFFFFF	#000000	##FFFFFF
##3C57CD	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D1

Deuteranopia (green-blind)

#005BCB

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3c57cd;
/* rgb */ color: rgb(60, 87, 205);
/* oklch */ color: oklch(50.7% 0.185 269.0);

Tailwind

colors: {
  custom: {
    50: '#8486dd',
    500: '#3c57cd',
    950: '#000000',
  },
}

SCSS

$custom: #3c57cd;
$custom-light: #8486dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3c57cd",
  "rgb": {
    "r": 60,
    "g": 87,
    "b": 205
  },
  "hsl": {
    "h": 228.828,
    "s": 59.184,
    "l": 51.961
  },
  "oklch": {
    "l": 0.50712,
    "c": 0.1849,
    "h": 269
  },
  "luminance": 0.12185
}

Semantic roles & 50–950 ramp

primary

#3C57CD

secondary

#D2C693

accent

#C545E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3C57CD

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

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