#587AB1#587AB1

#587AB1 is a mid, moderate blue. Relative luminance 0.192; OKLCH L 57.8% C 0.094 H 259.7°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX#587AB1
RGBrgb(88, 122, 177)
HSLhsl(217, 36%, 52%)
HSVhsv(217, 50%, 69%)
CMYKcmyk(50.3%, 31.1%, 0%, 30.6%)
CIE-LABlab(50.88, 3.64, -32.87)
CIE-LCHlch(50.88, 33.07, 276.33°)
OKLaboklab(57.75% -0.0168 -0.0923)
OKLCHoklch(57.75% 0.094 259.7)
XYZxyz(18.9172, 19.1668, 44.2892)
Luminance0.1917 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#587AB1 #B18F58
analogous
#58A7B1 #587AB1 #6358B1
triadic
#587AB1 #B1587A #7AB158
tetradic
#587AB1 #B158A7 #B18F58 #58B163
square
#587AB1 #B158A7 #B18F58 #58B163
split-complementary
#587AB1 #B16358 #A7B158
monochromatic
#2D4161 #415D8B #587AB1 #829BC4 #ABBCD8

Accessibility & contrast

On white

4.34
#587AB1 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.83
#587AB1 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587AB1
4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##587AB1#FFFFFF#000000##000000
##587AB11.004.344.834.83
#FFFFFF4.341.0021.0021.00
#0000004.8321.001.001.00
##0000004.8321.001.001.00

Color blindness preview

Protanopia (red-blind)
#657EB3
Deuteranopia (green-blind)
#5A75B0
Tritanopia (blue-blind)
#2F868E
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #587ab1;
/* rgb */ color: rgb(88, 122, 177);
/* oklch */ color: oklch(57.8% 0.094 259.7);
Tailwind
colors: {
  custom: {
    50: '#8ca0c8',
    500: '#587ab1',
    950: '#000000',
  },
}
SCSS
$custom: #587ab1;
$custom-light: #8ca0c8;
$custom-dark: #000000;
JSON
{
  "hex": "#587ab1",
  "rgb": {
    "r": 88,
    "g": 122,
    "b": 177
  },
  "hsl": {
    "h": 217.079,
    "s": 36.327,
    "l": 51.961
  },
  "oklch": {
    "l": 0.5775,
    "c": 0.09384,
    "h": 259.7
  },
  "luminance": 0.19168
}

Semantic roles & 50–950 ramp

primary
#587AB1
secondary
#C6B79F
accent
#A15BCC
background
#F8F9FC
surface
#F0F2F8
border
#CBCCD1
text
#0C0E13
muted
#7D7E82

Preview Lab

Preview with #587AB1

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

Preview Lab → · Contrast checker → · Palette generator →

#587AB1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva