#587BC3#587BC3

#587BC3 is a mid, moderate blue. Relative luminance 0.202; OKLCH L 58.9% C 0.118 H 263.5°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#587BC3
RGB	rgb(88, 123, 195)
HSL	hsl(220, 47%, 55%)
HSV	hsv(220, 55%, 76%)
CMYK	cmyk(54.9%, 36.9%, 0%, 23.5%)
CIE-LAB	lab(52.04, 8.78, -41.40)
CIE-LCH	lch(52.04, 42.32, 281.97°)
OKLab	oklab(58.94% -0.0132 -0.1171)
OKLCH	oklch(58.94% 0.118 263.5)
XYZ	xyz(20.9545, 20.1792, 54.4099)
Luminance	0.2018 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BC3 #C3A058

analogous

#58B0C3 #587BC3 #6A58C3

triadic

#587BC3 #C3587B #7BC358

tetradic

#587BC3 #C358B0 #C3A058 #58C36A

square

#587BC3 #C358B0 #C3A058 #58C36A

split-complementary

#587BC3 #C36A58 #B0C358

monochromatic

#2A4376 #3B5DA3 #587BC3 #859FD3 #B2C2E3

Accessibility & contrast

On white

4.17

#587BC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#587BC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BC3

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BC3	#FFFFFF	#000000	##000000
##587BC3	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E81C6

Deuteranopia (green-blind)

#5178C1

Tritanopia (blue-blind)

#198B96

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #587bc3;
/* rgb */ color: rgb(88, 123, 195);
/* oklch */ color: oklch(58.9% 0.118 263.5);

Tailwind

colors: {
  custom: {
    50: '#8ea0d5',
    500: '#587bc3',
    950: '#000000',
  },
}

SCSS

$custom: #587bc3;
$custom-light: #8ea0d5;
$custom-dark: #000000;

JSON

{
  "hex": "#587bc3",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 195
  },
  "hsl": {
    "h": 220.374,
    "s": 47.137,
    "l": 55.49
  },
  "oklch": {
    "l": 0.58937,
    "c": 0.11787,
    "h": 263.5
  },
  "luminance": 0.20181
}

Semantic roles & 50–950 ramp

primary

#587BC3

secondary

#D2C3A5

accent

#AB51D7

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0E14

muted

#7E7E83

Preview Lab

Preview with #587BC3

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

Preview Lab → · Contrast checker → · Palette generator →