#3B77BE#3B77BE

#3B77BE is a mid, vivid cyan. Relative luminance 0.178; OKLCH L 56.4% C 0.127 H 254.2°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3B77BE
RGB	rgb(59, 119, 190)
HSL	hsl(213, 53%, 49%)
HSV	hsv(213, 69%, 75%)
CMYK	cmyk(68.9%, 37.4%, 0%, 25.5%)
CIE-LAB	lab(49.30, 4.01, -42.95)
CIE-LCH	lch(49.30, 43.14, 275.34°)
OKLab	oklab(56.36% -0.0346 -0.1222)
OKLCH	oklch(56.36% 0.127 254.2)
XYZ	xyz(17.6913, 17.8393, 51.2162)
Luminance	0.1784 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B77BE #BE823B

analogous

#3BB9BE #3B77BE #413BBE

triadic

#3B77BE #BE3B77 #77BE3B

tetradic

#3B77BE #BE3BB9 #BE823B #3BBE41

square

#3B77BE #BE3BB9 #BE823B #3BBE41

split-complementary

#3B77BE #BE413B #B9BE3B

monochromatic

#1E3D61 #2C5A8F #3B77BE #6797D0 #95B7DE

Accessibility & contrast

On white

4.60

#3B77BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#3B77BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3B77BE

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B77BE	#FFFFFF	#000000	##FFFFFF
##3B77BE	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#577CC1

Deuteranopia (green-blind)

#4470BD

Tritanopia (blue-blind)

#008891

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3b77be;
/* rgb */ color: rgb(59, 119, 190);
/* oklch */ color: oklch(56.4% 0.127 254.2);

Tailwind

colors: {
  custom: {
    50: '#809dd2',
    500: '#3b77be',
    950: '#000000',
  },
}

SCSS

$custom: #3b77be;
$custom-light: #809dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b77be",
  "rgb": {
    "r": 59,
    "g": 119,
    "b": 190
  },
  "hsl": {
    "h": 212.519,
    "s": 52.61,
    "l": 48.824
  },
  "oklch": {
    "l": 0.56358,
    "c": 0.12698,
    "h": 254.2
  },
  "luminance": 0.17841
}

Semantic roles & 50–950 ramp

primary

#3B77BE

secondary

#CAAD8B

accent

#9A4CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3B77BE

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

Preview Lab → · Contrast checker → · Palette generator →