#587AB2#587AB2

#587AB2 is a mid, moderate blue. Relative luminance 0.192; OKLCH L 57.8% C 0.095 H 260.0°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#587AB2
RGB	rgb(88, 122, 178)
HSL	hsl(217, 37%, 52%)
HSV	hsv(217, 51%, 70%)
CMYK	cmyk(50.6%, 31.5%, 0%, 30.2%)
CIE-LAB	lab(50.93, 3.96, -33.38)
CIE-LCH	lch(50.93, 33.61, 276.76°)
OKLab	oklab(57.8% -0.0165 -0.0938)
OKLCH	oklch(57.8% 0.095 260)
XYZ	xyz(19.0172, 19.2068, 44.8160)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587AB2 #B29058

analogous

#58A7B2 #587AB2 #6358B2

triadic

#587AB2 #B2587A #7AB258

tetradic

#587AB2 #B258A7 #B29058 #58B263

square

#587AB2 #B258A7 #B29058 #58B263

split-complementary

#587AB2 #B26358 #A7B258

monochromatic

#2D4162 #415D8C #587AB2 #829BC5 #ACBDD9

Accessibility & contrast

On white

4.34

#587AB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#587AB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587AB2

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587AB2	#FFFFFF	#000000	##000000
##587AB2	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#647EB4

Deuteranopia (green-blind)

#5A75B1

Tritanopia (blue-blind)

#2F868E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #587ab2;
/* rgb */ color: rgb(88, 122, 178);
/* oklch */ color: oklch(57.8% 0.095 260.0);

Tailwind

colors: {
  custom: {
    50: '#8ca0c9',
    500: '#587ab2',
    950: '#000000',
  },
}

SCSS

$custom: #587ab2;
$custom-light: #8ca0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#587ab2",
  "rgb": {
    "r": 88,
    "g": 122,
    "b": 178
  },
  "hsl": {
    "h": 217.333,
    "s": 36.885,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57802,
    "c": 0.09523,
    "h": 260
  },
  "luminance": 0.19208
}

Semantic roles & 50–950 ramp

primary

#587AB2

secondary

#C7B89F

accent

#A25BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #587AB2

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

Preview Lab → · Contrast checker → · Palette generator →