#3D599D#3D599D

#3D599D is a mid, moderate blue. Relative luminance 0.106; OKLCH L 47.7% C 0.115 H 265.4°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#3D599D
RGB	rgb(61, 89, 157)
HSL	hsl(223, 44%, 43%)
HSV	hsv(223, 61%, 62%)
CMYK	cmyk(61.1%, 43.3%, 0%, 38.4%)
CIE-LAB	lab(38.85, 11.47, -40.21)
CIE-LCH	lch(38.85, 41.82, 285.91°)
OKLab	oklab(47.67% -0.0091 -0.1145)
OKLCH	oklch(47.67% 0.115 265.4)
XYZ	xyz(11.5806, 10.5702, 33.3217)
Luminance	0.1057 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D599D #9D813D

analogous

#3D899D #3D599D #513D9D

triadic

#3D599D #9D3D59 #599D3D

tetradic

#3D599D #9D3D89 #9D813D #3D9D51

square

#3D599D #9D3D89 #9D813D #3D9D51

split-complementary

#3D599D #9D513D #899D3D

monochromatic

#1B2745 #2C4071 #3D599D #5976BE #859BD0

Accessibility & contrast

On white

6.74

#3D599D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3D599D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D599D

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D599D	#FFFFFF	#000000	##FFFFFF
##3D599D	1.00	6.74	3.11	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B60A0

Deuteranopia (green-blind)

#2D579C

Tritanopia (blue-blind)

#006873

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3d599d;
/* rgb */ color: rgb(61, 89, 157);
/* oklch */ color: oklch(47.7% 0.115 265.4);

Tailwind

colors: {
  custom: {
    50: '#7b87ba',
    500: '#3d599d',
    950: '#000000',
  },
}

SCSS

$custom: #3d599d;
$custom-light: #7b87ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3d599d",
  "rgb": {
    "r": 61,
    "g": 89,
    "b": 157
  },
  "hsl": {
    "h": 222.5,
    "s": 44.037,
    "l": 42.745
  },
  "oklch": {
    "l": 0.47674,
    "c": 0.11487,
    "h": 265.4
  },
  "luminance": 0.10571
}

Semantic roles & 50–950 ramp

primary

#3D599D

secondary

#BAA87C

accent

#AF54D4

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3D599D

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

Preview Lab → · Contrast checker → · Palette generator →