#43587B#43587B

#43587B is a mid, moderate blue. Relative luminance 0.096; OKLCH L 45.8% C 0.063 H 260.4°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX#43587B
RGBrgb(67, 88, 123)
HSLhsl(218, 29%, 37%)
HSVhsv(218, 46%, 48%)
CMYKcmyk(45.5%, 28.5%, 0%, 51.8%)
CIE-LABlab(37.12, 2.09, -22.28)
CIE-LCHlch(37.12, 22.38, 275.35°)
OKLaboklab(45.84% -0.0106 -0.0622)
OKLCHoklch(45.84% 0.063 260.4)
XYZxyz(9.3785, 9.6022, 20.0943)
Luminance0.0960 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#43587B #7B6643
analogous
#43747B #43587B #4A437B
triadic
#43587B #7B4358 #587B43
tetradic
#43587B #7B4374 #7B6643 #437B4A
square
#43587B #7B4374 #7B6643 #437B4A
split-complementary
#43587B #7B4A43 #747B43
monochromatic
#181F2C #2D3C53 #43587B #5974A3 #7F95B9

Accessibility & contrast

On white

7.19
#43587B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.92
#43587B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43587B
7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##43587B#FFFFFF#000000##FFFFFF
##43587B1.007.192.927.19
#FFFFFF7.191.0021.001.00
#0000002.9221.001.0021.00
##FFFFFF7.191.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4B5A7D
Deuteranopia (green-blind)
#45557A
Tritanopia (blue-blind)
#2E5F64
Achromatopsia (no color)
#575757

Design tokens & code

CSS
--color: #43587b;
/* rgb */ color: rgb(67, 88, 123);
/* oklch */ color: oklch(45.8% 0.063 260.4);
Tailwind
colors: {
  custom: {
    50: '#7a87a1',
    500: '#43587b',
    950: '#000000',
  },
}
SCSS
$custom: #43587b;
$custom-light: #7a87a1;
$custom-dark: #000000;
JSON
{
  "hex": "#43587b",
  "rgb": {
    "r": 67,
    "g": 88,
    "b": 123
  },
  "hsl": {
    "h": 217.5,
    "s": 29.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.45844,
    "c": 0.0631,
    "h": 260.4
  },
  "luminance": 0.09603
}

Semantic roles & 50–950 ramp

primary
#43587B
secondary
#A49375
accent
#A062C6
background
#F7F8F9
surface
#EEEFF2
border
#C9CACC
text
#090B0F
muted
#7B7C7E

Preview Lab

Preview with #43587B

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

Preview Lab → · Contrast checker → · Palette generator →

#43587B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva