#3D50B7#3D50B7

#3D50B7 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.7% C 0.164 H 271.0°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#3D50B7
RGB	rgb(61, 80, 183)
HSL	hsl(231, 50%, 48%)
HSV	hsv(231, 67%, 72%)
CMYK	cmyk(66.7%, 56.3%, 0%, 28.2%)
CIE-LAB	lab(38.11, 26.61, -56.84)
CIE-LCH	lch(38.11, 62.76, 295.09°)
OKLab	oklab(47.66% 0.0028 -0.1635)
OKLCH	oklch(47.66% 0.164 271)
XYZ	xyz(13.3375, 10.1471, 46.0463)
Luminance	0.1015 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D50B7 #B7A43D

analogous

#3D8DB7 #3D50B7 #673DB7

triadic

#3D50B7 #B73D50 #50B73D

tetradic

#3D50B7 #B73D8D #B7A43D #3DB767

square

#3D50B7 #B73D8D #B7A43D #3DB767

split-complementary

#3D50B7 #B7673D #8DB73D

monochromatic

#1E285B #2E3C89 #3D50B7 #6575CC #939EDB

Accessibility & contrast

On white

6.93

#3D50B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3D50B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D50B7

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D50B7	#FFFFFF	#000000	##FFFFFF
##3D50B7	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBB

Deuteranopia (green-blind)

#0054B5

Tritanopia (blue-blind)

#00697B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3d50b7;
/* rgb */ color: rgb(61, 80, 183);
/* oklch */ color: oklch(47.7% 0.164 271.0);

Tailwind

colors: {
  custom: {
    50: '#8080cd',
    500: '#3d50b7',
    950: '#000000',
  },
}

SCSS

$custom: #3d50b7;
$custom-light: #8080cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d50b7",
  "rgb": {
    "r": 61,
    "g": 80,
    "b": 183
  },
  "hsl": {
    "h": 230.656,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.47664,
    "c": 0.16353,
    "h": 271
  },
  "luminance": 0.10148
}

Semantic roles & 50–950 ramp

primary

#3D50B7

secondary

#C6BD89

accent

#C44EDA

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3D50B7

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

Preview Lab → · Contrast checker → · Palette generator →