#3B5DA3#3B5DA3

#3B5DA3 is a mid, moderate blue. Relative luminance 0.114; OKLCH L 48.8% C 0.119 H 263.2°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#3B5DA3
RGB	rgb(59, 93, 163)
HSL	hsl(220, 47%, 44%)
HSV	hsv(220, 64%, 64%)
CMYK	cmyk(63.8%, 42.9%, 0%, 36.1%)
CIE-LAB	lab(40.25, 10.63, -41.56)
CIE-LCH	lch(40.25, 42.90, 284.35°)
OKLab	oklab(48.84% -0.0142 -0.1185)
OKLCH	oklch(48.84% 0.119 263.2)
XYZ	xyz(12.3265, 11.4017, 36.1944)
Luminance	0.1140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5DA3 #A3813B

analogous

#3B91A3 #3B5DA3 #4D3BA3

triadic

#3B5DA3 #A33B5D #5DA33B

tetradic

#3B5DA3 #A33B91 #A3813B #3BA34D

square

#3B5DA3 #A33B91 #A3813B #3BA34D

split-complementary

#3B5DA3 #A34D3B #91A33B

monochromatic

#1A2A49 #2B4376 #3B5DA3 #587BC3 #859FD3

Accessibility & contrast

On white

6.40

#3B5DA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3B5DA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5DA3

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5DA3	#FFFFFF	#000000	##FFFFFF
##3B5DA3	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D64A6

Deuteranopia (green-blind)

#2E5AA2

Tritanopia (blue-blind)

#006D78

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3b5da3;
/* rgb */ color: rgb(59, 93, 163);
/* oklch */ color: oklch(48.8% 0.119 263.2);

Tailwind

colors: {
  custom: {
    50: '#7b8abf',
    500: '#3b5da3',
    950: '#000000',
  },
}

SCSS

$custom: #3b5da3;
$custom-light: #7b8abf;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5da3",
  "rgb": {
    "r": 59,
    "g": 93,
    "b": 163
  },
  "hsl": {
    "h": 220.385,
    "s": 46.847,
    "l": 43.529
  },
  "oklch": {
    "l": 0.48841,
    "c": 0.11931,
    "h": 263.2
  },
  "luminance": 0.11403
}

Semantic roles & 50–950 ramp

primary

#3B5DA3

secondary

#BDA87D

accent

#AB51D6

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3B5DA3

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

Preview Lab → · Contrast checker → · Palette generator →