#3D75CE#3D75CE

#3D75CE is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.0% C 0.150 H 259.3°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3D75CE
RGB	rgb(61, 117, 206)
HSL	hsl(217, 60%, 52%)
HSV	hsv(217, 70%, 81%)
CMYK	cmyk(70.4%, 43.2%, 0%, 19.2%)
CIE-LAB	lab(49.70, 11.31, -51.48)
CIE-LCH	lch(49.70, 52.70, 282.39°)
OKLab	oklab(56.98% -0.0277 -0.1472)
OKLCH	oklch(56.98% 0.15 259.3)
XYZ	xyz(19.4223, 18.1689, 60.8639)
Luminance	0.1817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75CE #CE963D

analogous

#3DBDCE #3D75CE #4E3DCE

triadic

#3D75CE #CE3D75 #75CE3D

tetradic

#3D75CE #CE3DBD #CE963D #3DCE4E

square

#3D75CE #CE3DBD #CE963D #3DCE4E

split-complementary

#3D75CE #CE4E3D #BDCE3D

monochromatic

#1D3E73 #2959A4 #3D75CE #6E98DA #9FBBE7

Accessibility & contrast

On white

4.53

#3D75CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#3D75CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D75CE

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75CE	#FFFFFF	#000000	##000000
##3D75CE	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7DD1

Deuteranopia (green-blind)

#3070CC

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3d75ce;
/* rgb */ color: rgb(61, 117, 206);
/* oklch */ color: oklch(57.0% 0.150 259.3);

Tailwind

colors: {
  custom: {
    50: '#839cdd',
    500: '#3d75ce',
    950: '#000000',
  },
}

SCSS

$custom: #3d75ce;
$custom-light: #839cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75ce",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 206
  },
  "hsl": {
    "h": 216.828,
    "s": 59.671,
    "l": 52.353
  },
  "oklch": {
    "l": 0.5698,
    "c": 0.14976,
    "h": 259.3
  },
  "luminance": 0.18171
}

Semantic roles & 50–950 ramp

primary

#3D75CE

secondary

#D3BB94

accent

#A645E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D75CE

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

Preview Lab → · Contrast checker → · Palette generator →