#3C558D#3C558D

#3C558D is a mid, moderate blue. Relative luminance 0.094; OKLCH L 45.7% C 0.097 H 264.7°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#3C558D
RGB	rgb(60, 85, 141)
HSL	hsl(221, 40%, 39%)
HSV	hsv(221, 57%, 55%)
CMYK	cmyk(57.4%, 39.7%, 0%, 44.7%)
CIE-LAB	lab(36.71, 8.22, -33.97)
CIE-LCH	lch(36.71, 34.95, 283.60°)
OKLab	oklab(45.71% -0.0089 -0.0963)
OKLCH	oklch(45.71% 0.097 264.7)
XYZ	xyz(9.9181, 9.3800, 26.4820)
Luminance	0.0938 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C558D #8D743C

analogous

#3C7E8D #3C558D #4B3C8D

triadic

#3C558D #8D3C55 #558D3C

tetradic

#3C558D #8D3C7E #8D743C #3C8D4B

square

#3C558D #8D3C7E #8D743C #3C8D4B

split-complementary

#3C558D #8D4B3C #7E8D3C

monochromatic

#172137 #2A3B62 #3C558D #5170B5 #7C93C7

Accessibility & contrast

On white

7.30

#3C558D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#3C558D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C558D

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C558D	#FFFFFF	#000000	##FFFFFF
##3C558D	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5A8F

Deuteranopia (green-blind)

#34538C

Tritanopia (blue-blind)

#07616A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3c558d;
/* rgb */ color: rgb(60, 85, 141);
/* oklch */ color: oklch(45.7% 0.097 264.7);

Tailwind

colors: {
  custom: {
    50: '#7884ae',
    500: '#3c558d',
    950: '#000000',
  },
}

SCSS

$custom: #3c558d;
$custom-light: #7884ae;
$custom-dark: #000000;

JSON

{
  "hex": "#3c558d",
  "rgb": {
    "r": 60,
    "g": 85,
    "b": 141
  },
  "hsl": {
    "h": 221.481,
    "s": 40.299,
    "l": 39.412
  },
  "oklch": {
    "l": 0.45709,
    "c": 0.0967,
    "h": 264.7
  },
  "luminance": 0.09381
}

Semantic roles & 50–950 ramp

primary

#3C558D

secondary

#B19E74

accent

#AB58D0

background

#F7F8FA

surface

#EEEFF4

border

#C9CACE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3C558D

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

Preview Lab → · Contrast checker → · Palette generator →