#3D71D9#3D71D9

#3D71D9 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.9% C 0.169 H 262.4°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3D71D9
RGB	rgb(61, 113, 217)
HSL	hsl(220, 67%, 55%)
HSV	hsv(220, 72%, 85%)
CMYK	cmyk(71.9%, 47.9%, 0%, 14.9%)
CIE-LAB	lab(49.26, 17.80, -58.43)
CIE-LCH	lch(49.26, 61.08, 286.95°)
OKLab	oklab(56.86% -0.0224 -0.1677)
OKLCH	oklch(56.86% 0.169 262.4)
XYZ	xyz(20.3495, 17.8099, 67.9974)
Luminance	0.1781 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D71D9 #D9A53D

analogous

#3DBFD9 #3D71D9 #573DD9

triadic

#3D71D9 #D93D71 #71D93D

tetradic

#3D71D9 #D93DBF #D9A53D #3DD957

square

#3D71D9 #D93DBF #D9A53D #3DD957

split-complementary

#3D71D9 #D9573D #BFD93D

monochromatic

#193C82 #2454B5 #3D71D9 #7096E3 #A3BCED

Accessibility & contrast

On white

4.60

#3D71D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#3D71D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3D71D9

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D71D9	#FFFFFF	#000000	##FFFFFF
##3D71D9	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#377DDD

Deuteranopia (green-blind)

#046ED7

Tritanopia (blue-blind)

#008A9A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3d71d9;
/* rgb */ color: rgb(61, 113, 217);
/* oklch */ color: oklch(56.9% 0.169 262.4);

Tailwind

colors: {
  custom: {
    50: '#8699e5',
    500: '#3d71d9',
    950: '#000000',
  },
}

SCSS

$custom: #3d71d9;
$custom-light: #8699e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3d71d9",
  "rgb": {
    "r": 61,
    "g": 113,
    "b": 217
  },
  "hsl": {
    "h": 220,
    "s": 67.241,
    "l": 54.51
  },
  "oklch": {
    "l": 0.56861,
    "c": 0.16917,
    "h": 262.4
  },
  "luminance": 0.17812
}

Semantic roles & 50–950 ramp

primary

#3D71D9

secondary

#DAC498

accent

#B13EEA

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0D16

muted

#7D7E84

Preview Lab

Preview with #3D71D9

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

Preview Lab → · Contrast checker → · Palette generator →