#587FBD#587FBD

#587FBD is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.5% C 0.105 H 259.4°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#587FBD
RGB	rgb(88, 127, 189)
HSL	hsl(217, 43%, 54%)
HSV	hsv(217, 53%, 74%)
CMYK	cmyk(53.4%, 32.8%, 0%, 25.9%)
CIE-LAB	lab(52.87, 4.44, -36.66)
CIE-LCH	lch(52.87, 36.93, 276.91°)
OKLab	oklab(59.49% -0.0194 -0.1033)
OKLCH	oklch(59.49% 0.105 259.4)
XYZ	xyz(20.7960, 20.9260, 51.0775)
Luminance	0.2093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FBD #BD9658

analogous

#58B2BD #587FBD #6458BD

triadic

#587FBD #BD587F #7FBD58

tetradic

#587FBD #BD58B2 #BD9658 #58BD64

square

#587FBD #BD58B2 #BD9658 #58BD64

split-complementary

#587FBD #BD6458 #B2BD58

monochromatic

#2C466F #3D619B #587FBD #84A1CE #B0C2E0

Accessibility & contrast

On white

4.05

#587FBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#587FBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FBD

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FBD	#FFFFFF	#000000	##000000
##587FBD	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6683C0

Deuteranopia (green-blind)

#5A7ABC

Tritanopia (blue-blind)

#218D95

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #587fbd;
/* rgb */ color: rgb(88, 127, 189);
/* oklch */ color: oklch(59.5% 0.105 259.4);

Tailwind

colors: {
  custom: {
    50: '#8ea3d1',
    500: '#587fbd',
    950: '#000000',
  },
}

SCSS

$custom: #587fbd;
$custom-light: #8ea3d1;
$custom-dark: #000000;

JSON

{
  "hex": "#587fbd",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 189
  },
  "hsl": {
    "h": 216.832,
    "s": 43.348,
    "l": 54.314
  },
  "oklch": {
    "l": 0.59485,
    "c": 0.1051,
    "h": 259.4
  },
  "luminance": 0.20928
}

Semantic roles & 50–950 ramp

primary

#587FBD

secondary

#CEBDA3

accent

#A255D3

background

#F9FAFC

surface

#F1F3F9

border

#CBCDD2

text

#0D0F14

muted

#7E7F82

Preview Lab

Preview with #587FBD

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

Preview Lab → · Contrast checker → · Palette generator →