#3C77B2#3C77B2

#3C77B2 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.7% C 0.111 H 250.5°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3C77B2
RGB	rgb(60, 119, 178)
HSL	hsl(210, 50%, 47%)
HSV	hsv(210, 66%, 70%)
CMYK	cmyk(66.3%, 33.1%, 0%, 30.2%)
CIE-LAB	lab(48.72, -0.08, -36.94)
CIE-LCH	lch(48.72, 36.94, 269.88°)
OKLab	oklab(55.71% -0.0371 -0.1046)
OKLCH	oklch(55.71% 0.111 250.5)
XYZ	xyz(16.4932, 17.3670, 44.5938)
Luminance	0.1737 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C77B2 #B2773C

analogous

#3CB2B2 #3C77B2 #3C3CB2

triadic

#3C77B2 #B23C77 #77B23C

tetradic

#3C77B2 #B23CB2 #B2773C #3CB23C

square

#3C77B2 #B23CB2 #B2773C #3CB23C

split-complementary

#3C77B2 #B23C3C #B2B23C

monochromatic

#1D3A56 #2D5884 #3C77B2 #6196CA #8FB4D9

Accessibility & contrast

On white

4.69

#3C77B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3C77B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C77B2

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C77B2	#FFFFFF	#000000	##FFFFFF
##3C77B2	1.00	4.69	4.47	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7AB5

Deuteranopia (green-blind)

#4D6FB1

Tritanopia (blue-blind)

#00858C

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3c77b2;
/* rgb */ color: rgb(60, 119, 178);
/* oklch */ color: oklch(55.7% 0.111 250.5);

Tailwind

colors: {
  custom: {
    50: '#7e9dc9',
    500: '#3c77b2',
    950: '#000000',
  },
}

SCSS

$custom: #3c77b2;
$custom-light: #7e9dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3c77b2",
  "rgb": {
    "r": 60,
    "g": 119,
    "b": 178
  },
  "hsl": {
    "h": 210,
    "s": 49.58,
    "l": 46.667
  },
  "oklch": {
    "l": 0.55711,
    "c": 0.11098,
    "h": 250.5
  },
  "luminance": 0.17369
}

Semantic roles & 50–950 ramp

primary

#3C77B2

secondary

#C4A586

accent

#944FD9

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3C77B2

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

Preview Lab → · Contrast checker → · Palette generator →