#3C71BC#3C71BC

#3C71BC is a mid, vivid blue. Relative luminance 0.164; OKLCH L 54.9% C 0.130 H 257.4°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#3C71BC
RGB	rgb(60, 113, 188)
HSL	hsl(215, 52%, 49%)
HSV	hsv(215, 68%, 74%)
CMYK	cmyk(68.1%, 39.9%, 0%, 26.3%)
CIE-LAB	lab(47.49, 7.15, -44.67)
CIE-LCH	lch(47.49, 45.24, 279.10°)
OKLab	oklab(54.93% -0.0284 -0.1273)
OKLCH	oklch(54.93% 0.13 257.4)
XYZ	xyz(16.8424, 16.4000, 49.8451)
Luminance	0.1640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C71BC #BC873C

analogous

#3CB1BC #3C71BC #473CBC

triadic

#3C71BC #BC3C71 #71BC3C

tetradic

#3C71BC #BC3CB1 #BC873C #3CBC47

square

#3C71BC #BC3CB1 #BC873C #3CBC47

split-complementary

#3C71BC #BC473C #B1BC3C

monochromatic

#1E395F #2D558E #3C71BC #6792CE #95B3DD

Accessibility & contrast

On white

4.91

#3C71BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#3C71BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C71BC

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C71BC	#FFFFFF	#000000	##FFFFFF
##3C71BC	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F77BF

Deuteranopia (green-blind)

#3B6BBA

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3c71bc;
/* rgb */ color: rgb(60, 113, 188);
/* oklch */ color: oklch(54.9% 0.130 257.4);

Tailwind

colors: {
  custom: {
    50: '#8099d0',
    500: '#3c71bc',
    950: '#000000',
  },
}

SCSS

$custom: #3c71bc;
$custom-light: #8099d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c71bc",
  "rgb": {
    "r": 60,
    "g": 113,
    "b": 188
  },
  "hsl": {
    "h": 215.156,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54927,
    "c": 0.1304,
    "h": 257.4
  },
  "luminance": 0.16402
}

Semantic roles & 50–950 ramp

primary

#3C71BC

secondary

#C9AF8B

accent

#A04DDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3C71BC

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

Preview Lab → · Contrast checker → · Palette generator →