#3C77D1#3C77D1

#3C77D1 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.6% C 0.152 H 258.7°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3C77D1
RGB	rgb(60, 119, 209)
HSL	hsl(216, 62%, 53%)
HSV	hsv(216, 71%, 82%)
CMYK	cmyk(71.3%, 43.1%, 0%, 18%)
CIE-LAB	lab(50.40, 11.01, -52.07)
CIE-LCH	lch(50.40, 53.22, 281.94°)
OKLab	oklab(57.57% -0.0297 -0.1489)
OKLCH	oklch(57.57% 0.152 258.7)
XYZ	xyz(19.9648, 18.7556, 62.8772)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C77D1 #D1963C

analogous

#3CC1D1 #3C77D1 #4C3CD1

triadic

#3C77D1 #D13C77 #77D13C

tetradic

#3C77D1 #D13CC1 #D1963C #3CD14C

square

#3C77D1 #D13CC1 #D1963C #3CD14C

split-complementary

#3C77D1 #D14C3C #C1D13C

monochromatic

#1C4077 #285BA8 #3C77D1 #6E9ADD #9FBCE8

Accessibility & contrast

On white

4.42

#3C77D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#3C77D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C77D1

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C77D1	#FFFFFF	#000000	##000000
##3C77D1	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7FD4

Deuteranopia (green-blind)

#3072CF

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3c77d1;
/* rgb */ color: rgb(60, 119, 209);
/* oklch */ color: oklch(57.6% 0.152 258.7);

Tailwind

colors: {
  custom: {
    50: '#839ddf',
    500: '#3c77d1',
    950: '#000000',
  },
}

SCSS

$custom: #3c77d1;
$custom-light: #839ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c77d1",
  "rgb": {
    "r": 60,
    "g": 119,
    "b": 209
  },
  "hsl": {
    "h": 216.242,
    "s": 61.826,
    "l": 52.745
  },
  "oklch": {
    "l": 0.57567,
    "c": 0.15183,
    "h": 258.7
  },
  "luminance": 0.18758
}

Semantic roles & 50–950 ramp

primary

#3C77D1

secondary

#D5BB94

accent

#A543E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3C77D1

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

Preview Lab → · Contrast checker → · Palette generator →