#3D5BB3#3D5BB3

#3D5BB3 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.6% C 0.144 H 266.9°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#3D5BB3
RGB	rgb(61, 91, 179)
HSL	hsl(225, 49%, 47%)
HSV	hsv(225, 66%, 70%)
CMYK	cmyk(65.9%, 49.2%, 0%, 29.8%)
CIE-LAB	lab(40.78, 18.05, -50.16)
CIE-LCH	lch(40.78, 53.31, 289.79°)
OKLab	oklab(49.6% -0.0077 -0.1437)
OKLCH	oklch(49.6% 0.144 266.9)
XYZ	xyz(13.7994, 11.7277, 44.1755)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D5BB3 #B3953D

analogous

#3D96B3 #3D5BB3 #5A3DB3

triadic

#3D5BB3 #B33D5B #5BB33D

tetradic

#3D5BB3 #B33D96 #B3953D #3DB35A

square

#3D5BB3 #B33D96 #B3953D #3DB35A

split-complementary

#3D5BB3 #B35A3D #96B33D

monochromatic

#1E2D58 #2D4485 #3D5BB3 #637DCA #91A3D9

Accessibility & contrast

On white

6.28

#3D5BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3D5BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D5BB3

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D5BB3	#FFFFFF	#000000	##FFFFFF
##3D5BB3	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C66B6

Deuteranopia (green-blind)

#0E5BB1

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3d5bb3;
/* rgb */ color: rgb(61, 91, 179);
/* oklch */ color: oklch(49.6% 0.144 266.9);

Tailwind

colors: {
  custom: {
    50: '#7f89ca',
    500: '#3d5bb3',
    950: '#000000',
  },
}

SCSS

$custom: #3d5bb3;
$custom-light: #7f89ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3d5bb3",
  "rgb": {
    "r": 61,
    "g": 91,
    "b": 179
  },
  "hsl": {
    "h": 224.746,
    "s": 49.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.49596,
    "c": 0.14393,
    "h": 266.9
  },
  "luminance": 0.11729
}

Semantic roles & 50–950 ramp

primary

#3D5BB3

secondary

#C5B587

accent

#B64FD9

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3D5BB3

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

Preview Lab → · Contrast checker → · Palette generator →