#3A71C8#3A71C8

#3A71C8 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.6% C 0.147 H 259.3°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3A71C8
RGB	rgb(58, 113, 200)
HSL	hsl(217, 56%, 51%)
HSV	hsv(217, 71%, 78%)
CMYK	cmyk(71%, 43.5%, 0%, 21.6%)
CIE-LAB	lab(48.11, 11.19, -50.60)
CIE-LCH	lch(48.11, 51.83, 282.47°)
OKLab	oklab(55.6% -0.0274 -0.1447)
OKLCH	oklch(55.6% 0.147 259.3)
XYZ	xyz(18.0716, 16.8780, 56.9378)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A71C8 #C8913A

analogous

#3AB8C8 #3A71C8 #4A3AC8

triadic

#3A71C8 #C83A71 #71C83A

tetradic

#3A71C8 #C83AB8 #C8913A #3AC84A

square

#3A71C8 #C83AB8 #C8913A #3AC84A

split-complementary

#3A71C8 #C84A3A #B8C83A

monochromatic

#1E3B6A #2B569A #3A71C8 #6A93D5 #9AB6E3

Accessibility & contrast

On white

4.80

#3A71C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3A71C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A71C8

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A71C8	#FFFFFF	#000000	##FFFFFF
##3A71C8	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4679CB

Deuteranopia (green-blind)

#2D6CC6

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a71c8;
/* rgb */ color: rgb(58, 113, 200);
/* oklch */ color: oklch(55.6% 0.147 259.3);

Tailwind

colors: {
  custom: {
    50: '#8199d9',
    500: '#3a71c8',
    950: '#000000',
  },
}

SCSS

$custom: #3a71c8;
$custom-light: #8199d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a71c8",
  "rgb": {
    "r": 58,
    "g": 113,
    "b": 200
  },
  "hsl": {
    "h": 216.761,
    "s": 56.349,
    "l": 50.588
  },
  "oklch": {
    "l": 0.55602,
    "c": 0.1473,
    "h": 259.3
  },
  "luminance": 0.1688
}

Semantic roles & 50–950 ramp

primary

#3A71C8

secondary

#CEB68F

accent

#A548E0

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3A71C8

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

Preview Lab → · Contrast checker → · Palette generator →