#587EC3#587EC3

#587EC3 is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.6% C 0.114 H 261.6°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#587EC3
RGB	rgb(88, 126, 195)
HSL	hsl(219, 47%, 55%)
HSV	hsv(219, 55%, 76%)
CMYK	cmyk(54.9%, 35.4%, 0%, 23.5%)
CIE-LAB	lab(52.88, 6.97, -40.08)
CIE-LCH	lch(52.88, 40.68, 279.86°)
OKLab	oklab(59.59% -0.0167 -0.1132)
OKLCH	oklch(59.59% 0.114 261.6)
XYZ	xyz(21.3323, 20.9349, 54.5359)
Luminance	0.2094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EC3 #C39D58

analogous

#58B3C3 #587EC3 #6758C3

triadic

#587EC3 #C3587E #7EC358

tetradic

#587EC3 #C358B3 #C39D58 #58C367

square

#587EC3 #C358B3 #C39D58 #58C367

split-complementary

#587EC3 #C36758 #B3C358

monochromatic

#2A4576 #3B60A3 #587EC3 #85A1D3 #B2C4E3

Accessibility & contrast

On white

4.05

#587EC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#587EC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EC3

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EC3	#FFFFFF	#000000	##000000
##587EC3	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6284C6

Deuteranopia (green-blind)

#557AC2

Tritanopia (blue-blind)

#188D97

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #587ec3;
/* rgb */ color: rgb(88, 126, 195);
/* oklch */ color: oklch(59.6% 0.114 261.6);

Tailwind

colors: {
  custom: {
    50: '#8ea3d5',
    500: '#587ec3',
    950: '#000000',
  },
}

SCSS

$custom: #587ec3;
$custom-light: #8ea3d5;
$custom-dark: #000000;

JSON

{
  "hex": "#587ec3",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 195
  },
  "hsl": {
    "h": 218.692,
    "s": 47.137,
    "l": 55.49
  },
  "oklch": {
    "l": 0.59588,
    "c": 0.11445,
    "h": 261.6
  },
  "luminance": 0.20937
}

Semantic roles & 50–950 ramp

primary

#587EC3

secondary

#D2C2A5

accent

#A751D7

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0F14

muted

#7E7E83

Preview Lab

Preview with #587EC3

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

Preview Lab → · Contrast checker → · Palette generator →