#3D5BD3#3D5BD3

#3D5BD3 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.0% C 0.188 H 268.4°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3D5BD3
RGB	rgb(61, 91, 211)
HSL	hsl(228, 63%, 53%)
HSV	hsv(228, 71%, 83%)
CMYK	cmyk(71.1%, 56.9%, 0%, 17.3%)
CIE-LAB	lab(43.03, 29.59, -65.10)
CIE-LCH	lch(43.03, 71.51, 294.44°)
OKLab	oklab(52% -0.0052 -0.1877)
OKLCH	oklch(52% 0.188 268.4)
XYZ	xyz(17.4194, 13.1756, 63.2405)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D5BD3 #D3B53D

analogous

#3DA6D3 #3D5BD3 #6A3DD3

triadic

#3D5BD3 #D33D5B #5BD33D

tetradic

#3D5BD3 #D33DA6 #D3B53D #3DD36A

square

#3D5BD3 #D33DA6 #D3B53D #3DD36A

split-complementary

#3D5BD3 #D36A3D #A6D33D

monochromatic

#1C2F7A #2742AC #3D5BD3 #6F85DE #A1AFEA

Accessibility & contrast

On white

5.78

#3D5BD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#3D5BD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D5BD3

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D5BD3	#FFFFFF	#000000	##FFFFFF
##3D5BD3	1.00	5.78	3.64	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD7

Deuteranopia (green-blind)

#005FD1

Tritanopia (blue-blind)

#00798E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3d5bd3;
/* rgb */ color: rgb(61, 91, 211);
/* oklch */ color: oklch(52.0% 0.188 268.4);

Tailwind

colors: {
  custom: {
    50: '#8589e1',
    500: '#3d5bd3',
    950: '#000000',
  },
}

SCSS

$custom: #3d5bd3;
$custom-light: #8589e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d5bd3",
  "rgb": {
    "r": 61,
    "g": 91,
    "b": 211
  },
  "hsl": {
    "h": 228,
    "s": 63.025,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52004,
    "c": 0.18773,
    "h": 268.4
  },
  "luminance": 0.13177
}

Semantic roles & 50–950 ramp

primary

#3D5BD3

secondary

#D6C996

accent

#C542E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #3D5BD3

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

Preview Lab → · Contrast checker → · Palette generator →