#3A71C0#3A71C0

#3A71C0 is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.1% C 0.137 H 257.7°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3A71C0
RGB	rgb(58, 113, 192)
HSL	hsl(215, 54%, 49%)
HSV	hsv(215, 70%, 75%)
CMYK	cmyk(69.8%, 41.1%, 0%, 24.7%)
CIE-LAB	lab(47.64, 8.28, -46.75)
CIE-LCH	lch(47.64, 47.47, 280.05°)
OKLab	oklab(55.09% -0.0291 -0.1334)
OKLCH	oklch(55.09% 0.137 257.7)
XYZ	xyz(17.1610, 16.5138, 52.1420)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A71C0 #C0893A

analogous

#3AB4C0 #3A71C0 #463AC0

triadic

#3A71C0 #C03A71 #71C03A

tetradic

#3A71C0 #C03AB4 #C0893A #3AC046

square

#3A71C0 #C03AB4 #C0893A #3AC046

split-complementary

#3A71C0 #C0463A #B4C03A

monochromatic

#1E3A62 #2C5591 #3A71C0 #6692D1 #95B4DF

Accessibility & contrast

On white

4.88

#3A71C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3A71C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A71C0

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A71C0	#FFFFFF	#000000	##FFFFFF
##3A71C0	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C78C3

Deuteranopia (green-blind)

#366BBE

Tritanopia (blue-blind)

#00838F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3a71c0;
/* rgb */ color: rgb(58, 113, 192);
/* oklch */ color: oklch(55.1% 0.137 257.7);

Tailwind

colors: {
  custom: {
    50: '#8099d3',
    500: '#3a71c0',
    950: '#000000',
  },
}

SCSS

$custom: #3a71c0;
$custom-light: #8099d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a71c0",
  "rgb": {
    "r": 58,
    "g": 113,
    "b": 192
  },
  "hsl": {
    "h": 215.373,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.55092,
    "c": 0.13652,
    "h": 257.7
  },
  "luminance": 0.16516
}

Semantic roles & 50–950 ramp

primary

#3A71C0

secondary

#CAB18B

accent

#A14BDD

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3A71C0

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

Preview Lab → · Contrast checker → · Palette generator →