#587DB5#587DB5

#587DB5 is a mid, moderate blue. Relative luminance 0.201; OKLCH L 58.6% C 0.096 H 258.5°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#587DB5
RGB	rgb(88, 125, 181)
HSL	hsl(216, 39%, 53%)
HSV	hsv(216, 51%, 71%)
CMYK	cmyk(51.4%, 30.9%, 0%, 29%)
CIE-LAB	lab(51.92, 3.10, -33.55)
CIE-LCH	lch(51.92, 33.69, 275.29°)
OKLab	oklab(58.63% -0.0193 -0.0943)
OKLCH	oklch(58.63% 0.096 258.5)
XYZ	xyz(19.6958, 20.0767, 46.5444)
Luminance	0.2008 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587DB5 #B59058

analogous

#58ABB5 #587DB5 #6158B5

triadic

#587DB5 #B5587D #7DB558

tetradic

#587DB5 #B558AB #B59058 #58B561

square

#587DB5 #B558AB #B59058 #58B561

split-complementary

#587DB5 #B56158 #ABB558

monochromatic

#2D4466 #406090 #587DB5 #829EC8 #ADBFDB

Accessibility & contrast

On white

4.19

#587DB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#587DB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587DB5

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587DB5	#FFFFFF	#000000	##000000
##587DB5	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6781B7

Deuteranopia (green-blind)

#5C78B4

Tritanopia (blue-blind)

#2B8991

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #587db5;
/* rgb */ color: rgb(88, 125, 181);
/* oklch */ color: oklch(58.6% 0.096 258.5);

Tailwind

colors: {
  custom: {
    50: '#8da2cb',
    500: '#587db5',
    950: '#000000',
  },
}

SCSS

$custom: #587db5;
$custom-light: #8da2cb;
$custom-dark: #000000;

JSON

{
  "hex": "#587db5",
  "rgb": {
    "r": 88,
    "g": 125,
    "b": 181
  },
  "hsl": {
    "h": 216.129,
    "s": 38.589,
    "l": 52.745
  },
  "oklch": {
    "l": 0.58625,
    "c": 0.09622,
    "h": 258.5
  },
  "luminance": 0.20078
}

Semantic roles & 50–950 ramp

primary

#587DB5

secondary

#C9B9A0

accent

#A059CF

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0D0F13

muted

#7D7E82

Preview Lab

Preview with #587DB5

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

Preview Lab → · Contrast checker → · Palette generator →