#3D75C5#3D75C5

#3D75C5 is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.4% C 0.138 H 257.6°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3D75C5
RGB	rgb(61, 117, 197)
HSL	hsl(215, 54%, 51%)
HSV	hsv(215, 69%, 77%)
CMYK	cmyk(69%, 40.6%, 0%, 22.7%)
CIE-LAB	lab(49.18, 8.07, -47.15)
CIE-LCH	lch(49.18, 47.84, 279.71°)
OKLab	oklab(56.41% -0.0296 -0.1345)
OKLCH	oklch(56.41% 0.138 257.6)
XYZ	xyz(18.3602, 17.7440, 55.2698)
Luminance	0.1775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75C5 #C58D3D

analogous

#3DB9C5 #3D75C5 #493DC5

triadic

#3D75C5 #C53D75 #75C53D

tetradic

#3D75C5 #C53DB9 #C58D3D #3DC549

square

#3D75C5 #C53DB9 #C58D3D #3DC549

split-complementary

#3D75C5 #C5493D #B9C53D

monochromatic

#1F3D68 #2D5998 #3D75C5 #6C97D3 #9BB8E1

Accessibility & contrast

On white

4.62

#3D75C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#3D75C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3D75C5

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75C5	#FFFFFF	#000000	##FFFFFF
##3D75C5	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#507CC8

Deuteranopia (green-blind)

#3A6FC3

Tritanopia (blue-blind)

#008893

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3d75c5;
/* rgb */ color: rgb(61, 117, 197);
/* oklch */ color: oklch(56.4% 0.138 257.6);

Tailwind

colors: {
  custom: {
    50: '#829cd7',
    500: '#3d75c5',
    950: '#000000',
  },
}

SCSS

$custom: #3d75c5;
$custom-light: #829cd7;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75c5",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 197
  },
  "hsl": {
    "h": 215.294,
    "s": 53.968,
    "l": 50.588
  },
  "oklch": {
    "l": 0.56413,
    "c": 0.13769,
    "h": 257.6
  },
  "luminance": 0.17746
}

Semantic roles & 50–950 ramp

primary

#3D75C5

secondary

#CDB491

accent

#A14ADD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3D75C5

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

Preview Lab → · Contrast checker → · Palette generator →