#587ECD#587ECD

#587ECD is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.1% C 0.128 H 263.6°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#587ECD
RGB	rgb(88, 126, 205)
HSL	hsl(221, 54%, 57%)
HSV	hsv(221, 57%, 80%)
CMYK	cmyk(57.1%, 38.5%, 0%, 19.6%)
CIE-LAB	lab(53.39, 10.23, -44.96)
CIE-LCH	lch(53.39, 46.11, 282.81°)
OKLab	oklab(60.15% -0.0143 -0.1275)
OKLCH	oklch(60.15% 0.128 263.6)
XYZ	xyz(22.5010, 21.4024, 60.6911)
Luminance	0.2140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587ECD #CDA758

analogous

#58B8CD #587ECD #6D58CD

triadic

#587ECD #CD587E #7ECD58

tetradic

#587ECD #CD58B8 #CDA758 #58CD6D

square

#587ECD #CD58B8 #CDA758 #58CD6D

split-complementary

#587ECD #CD6D58 #B8CD58

monochromatic

#274583 #355EB2 #587ECD #87A2DB #B6C7E9

Accessibility & contrast

On white

3.98

#587ECD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#587ECD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587ECD

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587ECD	#FFFFFF	#000000	##000000
##587ECD	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D85D0

Deuteranopia (green-blind)

#4E7BCB

Tritanopia (blue-blind)

#008F9C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #587ecd;
/* rgb */ color: rgb(88, 126, 205);
/* oklch */ color: oklch(60.1% 0.128 263.6);

Tailwind

colors: {
  custom: {
    50: '#90a3dc',
    500: '#587ecd',
    950: '#000000',
  },
}

SCSS

$custom: #587ecd;
$custom-light: #90a3dc;
$custom-dark: #000000;

JSON

{
  "hex": "#587ecd",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 205
  },
  "hsl": {
    "h": 220.513,
    "s": 53.917,
    "l": 57.451
  },
  "oklch": {
    "l": 0.60149,
    "c": 0.1283,
    "h": 263.6
  },
  "luminance": 0.21404
}

Semantic roles & 50–950 ramp

primary

#587ECD

secondary

#D8C9A9

accent

#AE4BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0F15

muted

#7E7E83

Preview Lab

Preview with #587ECD

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

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