#3D71CC#3D71CC

#3D71CC is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.0% C 0.152 H 260.7°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3D71CC
RGB	rgb(61, 113, 204)
HSL	hsl(218, 58%, 52%)
HSV	hsv(218, 70%, 80%)
CMYK	cmyk(70.1%, 44.6%, 0%, 20%)
CIE-LAB	lab(48.46, 13.09, -52.32)
CIE-LCH	lch(48.46, 53.93, 284.04°)
OKLab	oklab(55.99% -0.0245 -0.1497)
OKLCH	oklch(55.99% 0.152 260.7)
XYZ	xyz(18.7248, 17.1600, 59.4404)
Luminance	0.1716 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D71CC #CC983D

analogous

#3DB8CC #3D71CC #513DCC

triadic

#3D71CC #CC3D71 #71CC3D

tetradic

#3D71CC #CC3DB8 #CC983D #3DCC51

square

#3D71CC #CC3DB8 #CC983D #3DCC51

split-complementary

#3D71CC #CC513D #B8CC3D

monochromatic

#1E3C71 #2A56A1 #3D71CC #6D94D9 #9EB8E5

Accessibility & contrast

On white

4.74

#3D71CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#3D71CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D71CC

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D71CC	#FFFFFF	#000000	##FFFFFF
##3D71CC	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#447ACF

Deuteranopia (green-blind)

#286DCA

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3d71cc;
/* rgb */ color: rgb(61, 113, 204);
/* oklch */ color: oklch(56.0% 0.152 260.7);

Tailwind

colors: {
  custom: {
    50: '#8399dc',
    500: '#3d71cc',
    950: '#000000',
  },
}

SCSS

$custom: #3d71cc;
$custom-light: #8399dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d71cc",
  "rgb": {
    "r": 61,
    "g": 113,
    "b": 204
  },
  "hsl": {
    "h": 218.182,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.55985,
    "c": 0.1517,
    "h": 260.7
  },
  "luminance": 0.17162
}

Semantic roles & 50–950 ramp

primary

#3D71CC

secondary

#D2BB93

accent

#A946E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3D71CC

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

Preview Lab → · Contrast checker → · Palette generator →