#3D4FBB#3D4FBB

#3D4FBB is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.8% C 0.170 H 271.3°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#3D4FBB
RGB	rgb(61, 79, 187)
HSL	hsl(231, 51%, 49%)
HSV	hsv(231, 67%, 73%)
CMYK	cmyk(67.4%, 57.8%, 0%, 26.7%)
CIE-LAB	lab(38.15, 28.68, -59.12)
CIE-LCH	lch(38.15, 65.71, 295.88°)
OKLab	oklab(47.79% 0.0038 -0.1702)
OKLCH	oklch(47.79% 0.17 271.3)
XYZ	xyz(13.6871, 10.1706, 48.2459)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4FBB #BBA93D

analogous

#3D8EBB #3D4FBB #6A3DBB

triadic

#3D4FBB #BB3D4F #4FBB3D

tetradic

#3D4FBB #BB3D8E #BBA93D #3DBB6A

square

#3D4FBB #BB3D8E #BBA93D #3DBB6A

split-complementary

#3D4FBB #BB6A3D #8EBB3D

monochromatic

#1F285F #2E3C8D #3D4FBB #6876CE #96A0DD

Accessibility & contrast

On white

6.92

#3D4FBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3D4FBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D4FBB

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4FBB	#FFFFFF	#000000	##FFFFFF
##3D4FBB	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BF

Deuteranopia (green-blind)

#0054B9

Tritanopia (blue-blind)

#00697D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3d4fbb;
/* rgb */ color: rgb(61, 79, 187);
/* oklch */ color: oklch(47.8% 0.170 271.3);

Tailwind

colors: {
  custom: {
    50: '#8180d0',
    500: '#3d4fbb',
    950: '#000000',
  },
}

SCSS

$custom: #3d4fbb;
$custom-light: #8180d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4fbb",
  "rgb": {
    "r": 61,
    "g": 79,
    "b": 187
  },
  "hsl": {
    "h": 231.429,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.4779,
    "c": 0.17027,
    "h": 271.3
  },
  "luminance": 0.10172
}

Semantic roles & 50–950 ramp

primary

#3D4FBB

secondary

#C8C08C

accent

#C64EDA

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3D4FBB

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

Preview Lab → · Contrast checker → · Palette generator →