#3D75C6#3D75C6

#3D75C6 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.5% C 0.139 H 257.8°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#3D75C6
RGB	rgb(61, 117, 198)
HSL	hsl(215, 55%, 51%)
HSV	hsv(215, 69%, 78%)
CMYK	cmyk(69.2%, 40.9%, 0%, 22.4%)
CIE-LAB	lab(49.24, 8.43, -47.64)
CIE-LCH	lch(49.24, 48.38, 280.03°)
OKLab	oklab(56.47% -0.0294 -0.1359)
OKLCH	oklch(56.47% 0.139 257.8)
XYZ	xyz(18.4751, 17.7900, 55.8753)
Luminance	0.1779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75C6 #C68E3D

analogous

#3DBAC6 #3D75C6 #493DC6

triadic

#3D75C6 #C63D75 #75C63D

tetradic

#3D75C6 #C63DBA #C68E3D #3DC649

square

#3D75C6 #C63DBA #C68E3D #3DC649

split-complementary

#3D75C6 #C6493D #BAC63D

monochromatic

#1F3D6A #2D5999 #3D75C6 #6C97D4 #9CB8E2

Accessibility & contrast

On white

4.61

#3D75C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#3D75C6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3D75C6

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75C6	#FFFFFF	#000000	##FFFFFF
##3D75C6	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7CC9

Deuteranopia (green-blind)

#396FC4

Tritanopia (blue-blind)

#008894

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3d75c6;
/* rgb */ color: rgb(61, 117, 198);
/* oklch */ color: oklch(56.5% 0.139 257.8);

Tailwind

colors: {
  custom: {
    50: '#829cd8',
    500: '#3d75c6',
    950: '#000000',
  },
}

SCSS

$custom: #3d75c6;
$custom-light: #829cd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75c6",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 198
  },
  "hsl": {
    "h": 215.474,
    "s": 54.582,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56475,
    "c": 0.13904,
    "h": 257.8
  },
  "luminance": 0.17792
}

Semantic roles & 50–950 ramp

primary

#3D75C6

secondary

#CEB591

accent

#A14ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3D75C6

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

Preview Lab → · Contrast checker → · Palette generator →