#4577CF#4577CF

#4577CF is a mid, vivid blue. Relative luminance 0.190; OKLCH L 57.8% C 0.146 H 260.8°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX#4577CF
RGBrgb(69, 119, 207)
HSLhsl(218, 59%, 54%)
HSVhsv(218, 67%, 81%)
CMYKcmyk(66.7%, 42.5%, 0%, 18.8%)
CIE-LABlab(50.64, 11.67, -50.52)
CIE-LCHlch(50.64, 51.85, 283.01°)
OKLaboklab(57.82% -0.0232 -0.1442)
OKLCHoklch(57.82% 0.146 260.8)
XYZxyz(20.3095, 18.9618, 61.6091)
Luminance0.1896 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4577CF #CF9D45
analogous
#45BCCF #4577CF #5845CF
triadic
#4577CF #CF4577 #77CF45
tetradic
#4577CF #CF45BC #CF9D45 #45CF58
square
#4577CF #CF45BC #CF9D45 #45CF58
split-complementary
#4577CF #CF5845 #BCCF45
monochromatic
#20407A #2C5AAB #4577CF #769BDC #A6BEE8

Accessibility & contrast

On white

4.38
#4577CF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.79
#4577CF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4577CF
4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4577CF#FFFFFF#000000##000000
##4577CF1.004.384.794.79
#FFFFFF4.381.0021.0021.00
#0000004.7921.001.001.00
##0000004.7921.001.001.00

Color blindness preview

Protanopia (red-blind)
#4E7FD2
Deuteranopia (green-blind)
#3773CD
Tritanopia (blue-blind)
#008B99
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #4577cf;
/* rgb */ color: rgb(69, 119, 207);
/* oklch */ color: oklch(57.8% 0.146 260.8);
Tailwind
colors: {
  custom: {
    50: '#879dde',
    500: '#4577cf',
    950: '#000000',
  },
}
SCSS
$custom: #4577cf;
$custom-light: #879dde;
$custom-dark: #000000;
JSON
{
  "hex": "#4577cf",
  "rgb": {
    "r": 69,
    "g": 119,
    "b": 207
  },
  "hsl": {
    "h": 218.261,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.57816,
    "c": 0.14607,
    "h": 260.8
  },
  "luminance": 0.18964
}

Semantic roles & 50–950 ramp

primary
#4577CF
secondary
#D5C09B
accent
#A946E2
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83

Preview Lab

Preview with #4577CF

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

Preview Lab → · Contrast checker → · Palette generator →

#4577CF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva