#3C77CD#3C77CD

#3C77CD is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.3% C 0.146 H 258.0°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#3C77CD
RGB	rgb(60, 119, 205)
HSL	hsl(216, 59%, 52%)
HSV	hsv(216, 71%, 80%)
CMYK	cmyk(70.7%, 42%, 0%, 19.6%)
CIE-LAB	lab(50.17, 9.56, -50.16)
CIE-LCH	lch(50.17, 51.06, 280.80°)
OKLab	oklab(57.31% -0.0305 -0.1433)
OKLCH	oklch(57.31% 0.147 258)
XYZ	xyz(19.4757, 18.5600, 60.3018)
Luminance	0.1856 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C77CD #CD923C

analogous

#3CC0CD #3C77CD #493CCD

triadic

#3C77CD #CD3C77 #77CD3C

tetradic

#3C77CD #CD3CC0 #CD923C #3CCD49

square

#3C77CD #CD3CC0 #CD923C #3CCD49

split-complementary

#3C77CD #CD493C #C0CD3C

monochromatic

#1D3F71 #2A5BA2 #3C77CD #6D99D9 #9DBBE6

Accessibility & contrast

On white

4.46

#3C77CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#3C77CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C77CD

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C77CD	#FFFFFF	#000000	##000000
##3C77CD	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7FD0

Deuteranopia (green-blind)

#3571CB

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3c77cd;
/* rgb */ color: rgb(60, 119, 205);
/* oklch */ color: oklch(57.3% 0.146 258.0);

Tailwind

colors: {
  custom: {
    50: '#839ddd',
    500: '#3c77cd',
    950: '#000000',
  },
}

SCSS

$custom: #3c77cd;
$custom-light: #839ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#3c77cd",
  "rgb": {
    "r": 60,
    "g": 119,
    "b": 205
  },
  "hsl": {
    "h": 215.586,
    "s": 59.184,
    "l": 51.961
  },
  "oklch": {
    "l": 0.57313,
    "c": 0.1465,
    "h": 258
  },
  "luminance": 0.18562
}

Semantic roles & 50–950 ramp

primary

#3C77CD

secondary

#D2B893

accent

#A345E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3C77CD

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

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