#587BCA#587BCA

#587BCA is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.3% C 0.128 H 264.8°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#587BCA
RGB	rgb(88, 123, 202)
HSL	hsl(222, 52%, 57%)
HSV	hsv(222, 56%, 79%)
CMYK	cmyk(56.4%, 39.1%, 0%, 20.8%)
CIE-LAB	lab(52.40, 11.06, -44.82)
CIE-LCH	lch(52.40, 46.17, 283.86°)
OKLab	oklab(59.34% -0.0117 -0.1271)
OKLCH	oklch(59.34% 0.128 264.8)
XYZ	xyz(21.7645, 20.5032, 58.6763)
Luminance	0.2051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BCA #CAA758

analogous

#58B4CA #587BCA #6E58CA

triadic

#587BCA #CA587B #7BCA58

tetradic

#587BCA #CA58B4 #CAA758 #58CA6E

square

#587BCA #CA58B4 #CAA758 #58CA6E

split-complementary

#587BCA #CA6E58 #B4CA58

monochromatic

#28437F #375CAE #587BCA #86A0D9 #B5C4E7

Accessibility & contrast

On white

4.12

#587BCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#587BCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BCA

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BCA	#FFFFFF	#000000	##000000
##587BCA	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A83CD

Deuteranopia (green-blind)

#4C78C8

Tritanopia (blue-blind)

#068C99

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #587bca;
/* rgb */ color: rgb(88, 123, 202);
/* oklch */ color: oklch(59.3% 0.128 264.8);

Tailwind

colors: {
  custom: {
    50: '#8fa0da',
    500: '#587bca',
    950: '#000000',
  },
}

SCSS

$custom: #587bca;
$custom-light: #8fa0da;
$custom-dark: #000000;

JSON

{
  "hex": "#587bca",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 202
  },
  "hsl": {
    "h": 221.579,
    "s": 51.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.59336,
    "c": 0.12764,
    "h": 264.8
  },
  "luminance": 0.20505
}

Semantic roles & 50–950 ramp

primary

#587BCA

secondary

#D6C8A8

accent

#AF4DDB

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #587BCA

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

Preview Lab → · Contrast checker → · Palette generator →