#3D659F#3D659F

#3D659F is a mid, moderate blue. Relative luminance 0.128; OKLCH L 50.5% C 0.103 H 257.7°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#3D659F
RGB	rgb(61, 101, 159)
HSL	hsl(216, 45%, 43%)
HSV	hsv(216, 62%, 62%)
CMYK	cmyk(61.6%, 36.5%, 0%, 37.6%)
CIE-LAB	lab(42.46, 4.52, -35.67)
CIE-LCH	lch(42.46, 35.95, 277.22°)
OKLab	oklab(50.51% -0.0221 -0.1011)
OKLCH	oklch(50.51% 0.103 257.7)
XYZ	xyz(12.8339, 12.8015, 34.5888)
Luminance	0.1280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D659F #9F773D

analogous

#3D969F #3D659F #463D9F

triadic

#3D659F #9F3D65 #659F3D

tetradic

#3D659F #9F3D96 #9F773D #3D9F46

square

#3D659F #9F3D96 #9F773D #3D9F46

split-complementary

#3D659F #9F463D #969F3D

monochromatic

#1B2D47 #2C4973 #3D659F #5A83C0 #86A4D1

Accessibility & contrast

On white

5.90

#3D659F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#3D659F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D659F

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D659F	#FFFFFF	#000000	##FFFFFF
##3D659F	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C69A1

Deuteranopia (green-blind)

#3F609E

Tritanopia (blue-blind)

#00727A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3d659f;
/* rgb */ color: rgb(61, 101, 159);
/* oklch */ color: oklch(50.5% 0.103 257.7);

Tailwind

colors: {
  custom: {
    50: '#7b90bb',
    500: '#3d659f',
    950: '#000000',
  },
}

SCSS

$custom: #3d659f;
$custom-light: #7b90bb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d659f",
  "rgb": {
    "r": 61,
    "g": 101,
    "b": 159
  },
  "hsl": {
    "h": 215.51,
    "s": 44.545,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50511,
    "c": 0.10344,
    "h": 257.7
  },
  "luminance": 0.12803
}

Semantic roles & 50–950 ramp

primary

#3D659F

secondary

#BBA27D

accent

#A054D4

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3D659F

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

Preview Lab → · Contrast checker → · Palette generator →