#587EB6#587EB6

#587EB6 is a mid, moderate blue. Relative luminance 0.204; OKLCH L 58.9% C 0.097 H 257.9°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#587EB6
RGB	rgb(88, 126, 182)
HSL	hsl(216, 39%, 53%)
HSV	hsv(216, 52%, 71%)
CMYK	cmyk(51.6%, 30.8%, 0%, 28.6%)
CIE-LAB	lab(52.26, 2.82, -33.61)
CIE-LCH	lch(52.26, 33.72, 274.80°)
OKLab	oklab(58.9% -0.0202 -0.0944)
OKLCH	oklch(58.9% 0.097 257.9)
XYZ	xyz(19.9260, 20.3724, 47.1291)
Luminance	0.2037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EB6 #B69058

analogous

#58ADB6 #587EB6 #6158B6

triadic

#587EB6 #B6587E #7EB658

tetradic

#587EB6 #B658AD #B69058 #58B661

square

#587EB6 #B658AD #B69058 #58B661

split-complementary

#587EB6 #B66158 #ADB658

monochromatic

#2D4467 #406191 #587EB6 #839FC9 #ADC0DB

Accessibility & contrast

On white

4.14

#587EB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#587EB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EB6

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EB6	#FFFFFF	#000000	##000000
##587EB6	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6882B8

Deuteranopia (green-blind)

#5D79B5

Tritanopia (blue-blind)

#2A8A92

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #587eb6;
/* rgb */ color: rgb(88, 126, 182);
/* oklch */ color: oklch(58.9% 0.097 257.9);

Tailwind

colors: {
  custom: {
    50: '#8da3cc',
    500: '#587eb6',
    950: '#000000',
  },
}

SCSS

$custom: #587eb6;
$custom-light: #8da3cc;
$custom-dark: #000000;

JSON

{
  "hex": "#587eb6",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 182
  },
  "hsl": {
    "h": 215.745,
    "s": 39.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.58899,
    "c": 0.09656,
    "h": 257.9
  },
  "luminance": 0.20374
}

Semantic roles & 50–950 ramp

primary

#587EB6

secondary

#C9B9A1

accent

#9F59CF

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0D0F13

muted

#7D7F82

Preview Lab

Preview with #587EB6

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

Preview Lab → · Contrast checker → · Palette generator →