#3C70BF#3C70BF

#3C70BF is a mid, vivid blue. Relative luminance 0.163; OKLCH L 54.9% C 0.136 H 258.6°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3C70BF
RGB	rgb(60, 112, 191)
HSL	hsl(216, 52%, 49%)
HSV	hsv(216, 69%, 75%)
CMYK	cmyk(68.6%, 41.4%, 0%, 25.1%)
CIE-LAB	lab(47.38, 8.86, -46.59)
CIE-LCH	lch(47.38, 47.42, 280.76°)
OKLab	oklab(54.89% -0.0268 -0.1329)
OKLCH	oklch(54.89% 0.136 258.6)
XYZ	xyz(17.0582, 16.3088, 51.5290)
Luminance	0.1631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C70BF #BF8B3C

analogous

#3CB2BF #3C70BF #4A3CBF

triadic

#3C70BF #BF3C70 #70BF3C

tetradic

#3C70BF #BF3CB2 #BF8B3C #3CBF4A

square

#3C70BF #BF3CB2 #BF8B3C #3CBF4A

split-complementary

#3C70BF #BF4A3C #B2BF3C

monochromatic

#1F3962 #2D5590 #3C70BF #6891D0 #97B3DE

Accessibility & contrast

On white

4.93

#3C70BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#3C70BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C70BF

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C70BF	#FFFFFF	#000000	##FFFFFF
##3C70BF	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B77C2

Deuteranopia (green-blind)

#366BBD

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3c70bf;
/* rgb */ color: rgb(60, 112, 191);
/* oklch */ color: oklch(54.9% 0.136 258.6);

Tailwind

colors: {
  custom: {
    50: '#8098d3',
    500: '#3c70bf',
    950: '#000000',
  },
}

SCSS

$custom: #3c70bf;
$custom-light: #8098d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3c70bf",
  "rgb": {
    "r": 60,
    "g": 112,
    "b": 191
  },
  "hsl": {
    "h": 216.183,
    "s": 52.191,
    "l": 49.216
  },
  "oklch": {
    "l": 0.5489,
    "c": 0.13559,
    "h": 258.6
  },
  "luminance": 0.16311
}

Semantic roles & 50–950 ramp

primary

#3C70BF

secondary

#CAB28D

accent

#A34CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3C70BF

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

Preview Lab → · Contrast checker → · Palette generator →