#3D50BC#3D50BC

#3D50BC is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.1% C 0.170 H 271.0°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#3D50BC
RGB	rgb(61, 80, 188)
HSL	hsl(231, 51%, 49%)
HSV	hsv(231, 68%, 74%)
CMYK	cmyk(67.6%, 57.4%, 0%, 26.3%)
CIE-LAB	lab(38.48, 28.40, -59.16)
CIE-LCH	lch(38.48, 65.63, 295.64°)
OKLab	oklab(48.06% 0.0029 -0.1703)
OKLCH	oklch(48.06% 0.17 271)
XYZ	xyz(13.8672, 10.3590, 48.8359)
Luminance	0.1036 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D50BC #BCA93D

analogous

#3D90BC #3D50BC #6A3DBC

triadic

#3D50BC #BC3D50 #50BC3D

tetradic

#3D50BC #BC3D90 #BCA93D #3DBC6A

square

#3D50BC #BC3D90 #BCA93D #3DBC6A

split-complementary

#3D50BC #BC6A3D #90BC3D

monochromatic

#1F2960 #2E3C8E #3D50BC #6877CE #96A1DD

Accessibility & contrast

On white

6.84

#3D50BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#3D50BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D50BC

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D50BC	#FFFFFF	#000000	##FFFFFF
##3D50BC	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C0

Deuteranopia (green-blind)

#0055BA

Tritanopia (blue-blind)

#006A7E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3d50bc;
/* rgb */ color: rgb(61, 80, 188);
/* oklch */ color: oklch(48.1% 0.170 271.0);

Tailwind

colors: {
  custom: {
    50: '#8180d1',
    500: '#3d50bc',
    950: '#000000',
  },
}

SCSS

$custom: #3d50bc;
$custom-light: #8180d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d50bc",
  "rgb": {
    "r": 61,
    "g": 80,
    "b": 188
  },
  "hsl": {
    "h": 231.024,
    "s": 51.004,
    "l": 48.824
  },
  "oklch": {
    "l": 0.48062,
    "c": 0.17038,
    "h": 271
  },
  "luminance": 0.1036
}

Semantic roles & 50–950 ramp

primary

#3D50BC

secondary

#C9C08C

accent

#C54DDA

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3D50BC

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

Preview Lab → · Contrast checker → · Palette generator →