#587DDE#587DDE

#587DDE is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.0% C 0.153 H 266.3°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#587DDE
RGB	rgb(88, 125, 222)
HSL	hsl(223, 67%, 61%)
HSV	hsv(223, 60%, 87%)
CMYK	cmyk(60.4%, 43.7%, 0%, 12.9%)
CIE-LAB	lab(54.04, 16.47, -53.52)
CIE-LCH	lch(54.04, 56.00, 287.11°)
OKLab	oklab(60.96% -0.01 -0.1526)
OKLCH	oklch(60.96% 0.153 266.3)
XYZ	xyz(24.5384, 22.0138, 72.0490)
Luminance	0.2202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587DDE #DEB958

analogous

#58C0DE #587DDE #7658DE

triadic

#587DDE #DE587D #7DDE58

tetradic

#587DDE #DE58C0 #DEB958 #58DE76

square

#587DDE #DE58C0 #DEB958 #58DE76

split-complementary

#587DDE #DE7658 #C0DE58

monochromatic

#1F429D #2957D0 #587DDE #8BA5E8 #BECDF2

Accessibility & contrast

On white

3.89

#587DDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#587DDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587DDE

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587DDE	#FFFFFF	#000000	##000000
##587DDE	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5088E2

Deuteranopia (green-blind)

#3C7CDC

Tritanopia (blue-blind)

#0093A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #587dde;
/* rgb */ color: rgb(88, 125, 222);
/* oklch */ color: oklch(61.0% 0.153 266.3);

Tailwind

colors: {
  custom: {
    50: '#92a2e9',
    500: '#587dde',
    950: '#000000',
  },
}

SCSS

$custom: #587dde;
$custom-light: #92a2e9;
$custom-dark: #000000;

JSON

{
  "hex": "#587dde",
  "rgb": {
    "r": 88,
    "g": 125,
    "b": 222
  },
  "hsl": {
    "h": 223.433,
    "s": 67,
    "l": 60.784
  },
  "oklch": {
    "l": 0.60955,
    "c": 0.15293,
    "h": 266.3
  },
  "luminance": 0.22016
}

Semantic roles & 50–950 ramp

primary

#587DDE

secondary

#E2D4B0

accent

#9C17CF

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #587DDE

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

Preview Lab → · Contrast checker → · Palette generator →