#587FB6#587FB6

#587FB6 is a mid, moderate blue. Relative luminance 0.206; OKLCH L 59.1% C 0.096 H 257.1°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#587FB6
RGB	rgb(88, 127, 182)
HSL	hsl(215, 39%, 53%)
HSV	hsv(215, 52%, 71%)
CMYK	cmyk(51.6%, 30.2%, 0%, 28.6%)
CIE-LAB	lab(52.54, 2.23, -33.16)
CIE-LCH	lch(52.54, 33.23, 273.84°)
OKLab	oklab(59.12% -0.0214 -0.0931)
OKLCH	oklch(59.12% 0.096 257.1)
XYZ	xyz(20.0545, 20.6294, 47.1720)
Luminance	0.2063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FB6 #B68F58

analogous

#58AEB6 #587FB6 #6058B6

triadic

#587FB6 #B6587F #7FB658

tetradic

#587FB6 #B658AE #B68F58 #58B660

square

#587FB6 #B658AE #B68F58 #58B660

split-complementary

#587FB6 #B66058 #AEB658

monochromatic

#2D4567 #406191 #587FB6 #83A0C9 #ADC0DB

Accessibility & contrast

On white

4.10

#587FB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#587FB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FB6

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FB6	#FFFFFF	#000000	##000000
##587FB6	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6982B8

Deuteranopia (green-blind)

#5E79B5

Tritanopia (blue-blind)

#298B92

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #587fb6;
/* rgb */ color: rgb(88, 127, 182);
/* oklch */ color: oklch(59.1% 0.096 257.1);

Tailwind

colors: {
  custom: {
    50: '#8da3cc',
    500: '#587fb6',
    950: '#000000',
  },
}

SCSS

$custom: #587fb6;
$custom-light: #8da3cc;
$custom-dark: #000000;

JSON

{
  "hex": "#587fb6",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 182
  },
  "hsl": {
    "h": 215.106,
    "s": 39.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.59122,
    "c": 0.09555,
    "h": 257.1
  },
  "luminance": 0.20631
}

Semantic roles & 50–950 ramp

primary

#587FB6

secondary

#C9B8A1

accent

#9E59CF

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0D0F13

muted

#7D7F82

Preview Lab

Preview with #587FB6

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

Preview Lab → · Contrast checker → · Palette generator →