#587BBF#587BBF

#587BBF is a mid, moderate blue. Relative luminance 0.200; OKLCH L 58.7% C 0.112 H 262.7°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#587BBF
RGB	rgb(88, 123, 191)
HSL	hsl(220, 45%, 55%)
HSV	hsv(220, 54%, 75%)
CMYK	cmyk(53.9%, 35.6%, 0%, 25.1%)
CIE-LAB	lab(51.84, 7.49, -39.43)
CIE-LCH	lch(51.84, 40.13, 280.75°)
OKLab	oklab(58.72% -0.0142 -0.1114)
OKLCH	oklch(58.72% 0.112 262.7)
XYZ	xyz(20.5083, 20.0007, 52.0599)
Luminance	0.2000 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BBF #BF9C58

analogous

#58AEBF #587BBF #6958BF

triadic

#587BBF #BF587B #7BBF58

tetradic

#587BBF #BF58AE #BF9C58 #58BF69

square

#587BBF #BF58AE #BF9C58 #58BF69

split-complementary

#587BBF #BF6958 #AEBF58

monochromatic

#2B4371 #3C5D9D #587BBF #849ED0 #B0C1E1

Accessibility & contrast

On white

4.20

#587BBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#587BBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BBF

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BBF	#FFFFFF	#000000	##000000
##587BBF	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6081C2

Deuteranopia (green-blind)

#5377BE

Tritanopia (blue-blind)

#208A94

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #587bbf;
/* rgb */ color: rgb(88, 123, 191);
/* oklch */ color: oklch(58.7% 0.112 262.7);

Tailwind

colors: {
  custom: {
    50: '#8ea0d2',
    500: '#587bbf',
    950: '#000000',
  },
}

SCSS

$custom: #587bbf;
$custom-light: #8ea0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#587bbf",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 191
  },
  "hsl": {
    "h": 219.612,
    "s": 44.589,
    "l": 54.706
  },
  "oklch": {
    "l": 0.58715,
    "c": 0.11227,
    "h": 262.7
  },
  "luminance": 0.20002
}

Semantic roles & 50–950 ramp

primary

#587BBF

secondary

#CFC0A4

accent

#A954D4

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #587BBF

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

Preview Lab → · Contrast checker → · Palette generator →