#3D4DBB#3D4DBB

#3D4DBB is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.4% C 0.173 H 271.8°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#3D4DBB
RGB	rgb(61, 77, 187)
HSL	hsl(232, 51%, 49%)
HSV	hsv(232, 67%, 73%)
CMYK	cmyk(67.4%, 58.8%, 0%, 26.7%)
CIE-LAB	lab(37.64, 29.97, -59.95)
CIE-LCH	lch(37.64, 67.02, 296.56°)
OKLab	oklab(47.41% 0.0054 -0.1727)
OKLCH	oklch(47.41% 0.173 271.8)
XYZ	xyz(13.5450, 9.8865, 48.1985)
Luminance	0.0989 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4DBB #BBAB3D

analogous

#3D8CBB #3D4DBB #6C3DBB

triadic

#3D4DBB #BB3D4D #4DBB3D

tetradic

#3D4DBB #BB3D8C #BBAB3D #3DBB6C

square

#3D4DBB #BB3D8C #BBAB3D #3DBB6C

split-complementary

#3D4DBB #BB6C3D #8CBB3D

monochromatic

#1F275F #2E3A8D #3D4DBB #6875CE #969FDD

Accessibility & contrast

On white

7.05

#3D4DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#3D4DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4DBB

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4DBB	#FFFFFF	#000000	##FFFFFF
##3D4DBB	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#00687C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3d4dbb;
/* rgb */ color: rgb(61, 77, 187);
/* oklch */ color: oklch(47.4% 0.173 271.8);

Tailwind

colors: {
  custom: {
    50: '#817ed0',
    500: '#3d4dbb',
    950: '#000000',
  },
}

SCSS

$custom: #3d4dbb;
$custom-light: #817ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4dbb",
  "rgb": {
    "r": 61,
    "g": 77,
    "b": 187
  },
  "hsl": {
    "h": 232.381,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.47411,
    "c": 0.17277,
    "h": 271.8
  },
  "luminance": 0.09888
}

Semantic roles & 50–950 ramp

primary

#3D4DBB

secondary

#C8C08C

accent

#C84EDA

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3D4DBB

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

Preview Lab → · Contrast checker → · Palette generator →