#3C599B#3C599B

#3C599B is a mid, moderate blue. Relative luminance 0.105; OKLCH L 47.5% C 0.112 H 264.6°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#3C599B
RGB	rgb(60, 89, 155)
HSL	hsl(222, 44%, 42%)
HSV	hsv(222, 61%, 61%)
CMYK	cmyk(61.3%, 42.6%, 0%, 39.2%)
CIE-LAB	lab(38.67, 10.55, -39.29)
CIE-LCH	lch(38.67, 40.69, 285.03°)
OKLab	oklab(47.49% -0.0105 -0.1118)
OKLCH	oklch(47.49% 0.112 264.6)
XYZ	xyz(11.3502, 10.4710, 32.4270)
Luminance	0.1047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C599B #9B7E3C

analogous

#3C899B #3C599B #4E3C9B

triadic

#3C599B #9B3C59 #599B3C

tetradic

#3C599B #9B3C89 #9B7E3C #3C9B4E

square

#3C599B #9B3C89 #9B7E3C #3C9B4E

split-complementary

#3C599B #9B4E3C #899B3C

monochromatic

#1A2643 #2B406F #3C599B #5676BE #839ACF

Accessibility & contrast

On white

6.79

#3C599B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3C599B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C599B

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C599B	#FFFFFF	#000000	##FFFFFF
##3C599B	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C609E

Deuteranopia (green-blind)

#2E579A

Tritanopia (blue-blind)

#006872

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3c599b;
/* rgb */ color: rgb(60, 89, 155);
/* oklch */ color: oklch(47.5% 0.112 264.6);

Tailwind

colors: {
  custom: {
    50: '#7a87b9',
    500: '#3c599b',
    950: '#000000',
  },
}

SCSS

$custom: #3c599b;
$custom-light: #7a87b9;
$custom-dark: #000000;

JSON

{
  "hex": "#3c599b",
  "rgb": {
    "r": 60,
    "g": 89,
    "b": 155
  },
  "hsl": {
    "h": 221.684,
    "s": 44.186,
    "l": 42.157
  },
  "oklch": {
    "l": 0.47489,
    "c": 0.11232,
    "h": 264.6
  },
  "luminance": 0.10472
}

Semantic roles & 50–950 ramp

primary

#3C599B

secondary

#B9A67A

accent

#AD54D4

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #3C599B

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

Preview Lab → · Contrast checker → · Palette generator →