#587BAC#587BAC

#587BAC is a mid, moderate blue. Relative luminance 0.192; OKLCH L 57.7% C 0.086 H 256.9°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#587BAC
RGB	rgb(88, 123, 172)
HSL	hsl(215, 34%, 51%)
HSV	hsv(215, 49%, 67%)
CMYK	cmyk(48.8%, 28.5%, 0%, 32.5%)
CIE-LAB	lab(50.94, 1.49, -29.89)
CIE-LCH	lch(50.94, 29.92, 272.86°)
OKLab	oklab(57.72% -0.0195 -0.0837)
OKLCH	oklch(57.72% 0.086 256.9)
XYZ	xyz(18.5514, 19.2179, 41.7536)
Luminance	0.1922 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BAC #AC8958

analogous

#58A5AC #587BAC #5F58AC

triadic

#587BAC #AC587B #7BAC58

tetradic

#587BAC #AC58A5 #AC8958 #58AC5F

square

#587BAC #AC58A5 #AC8958 #58AC5F

split-complementary

#587BAC #AC5F58 #A5AC58

monochromatic

#2E415C #425E85 #587BAC #819BC0 #AABCD5

Accessibility & contrast

On white

4.34

#587BAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#587BAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BAC

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BAC	#FFFFFF	#000000	##000000
##587BAC	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#687EAE

Deuteranopia (green-blind)

#5E76AB

Tritanopia (blue-blind)

#33868C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #587bac;
/* rgb */ color: rgb(88, 123, 172);
/* oklch */ color: oklch(57.7% 0.086 256.9);

Tailwind

colors: {
  custom: {
    50: '#8ca1c5',
    500: '#587bac',
    950: '#000000',
  },
}

SCSS

$custom: #587bac;
$custom-light: #8ca1c5;
$custom-dark: #000000;

JSON

{
  "hex": "#587bac",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 172
  },
  "hsl": {
    "h": 215,
    "s": 33.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.57722,
    "c": 0.08593,
    "h": 256.9
  },
  "luminance": 0.19219
}

Semantic roles & 50–950 ramp

primary

#587BAC

secondary

#C3B39D

accent

#9D5ECA

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #587BAC

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

Preview Lab → · Contrast checker → · Palette generator →