#587DBF#587DBF

#587DBF is a mid, moderate blue. Relative luminance 0.205; OKLCH L 59.2% C 0.110 H 261.4°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#587DBF
RGB	rgb(88, 125, 191)
HSL	hsl(218, 45%, 55%)
HSV	hsv(218, 54%, 75%)
CMYK	cmyk(53.9%, 34.6%, 0%, 25.1%)
CIE-LAB	lab(52.40, 6.28, -38.54)
CIE-LCH	lch(52.40, 39.05, 279.26°)
OKLab	oklab(59.15% -0.0165 -0.1088)
OKLCH	oklch(59.15% 0.11 261.4)
XYZ	xyz(20.7589, 20.5020, 52.1435)
Luminance	0.2050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587DBF #BF9A58

analogous

#58B0BF #587DBF #6758BF

triadic

#587DBF #BF587D #7DBF58

tetradic

#587DBF #BF58B0 #BF9A58 #58BF67

square

#587DBF #BF58B0 #BF9A58 #58BF67

split-complementary

#587DBF #BF6758 #B0BF58

monochromatic

#2B4471 #3C5F9D #587DBF #849FD0 #B0C2E1

Accessibility & contrast

On white

4.12

#587DBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#587DBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587DBF

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587DBF	#FFFFFF	#000000	##000000
##587DBF	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)

#6382C2

Deuteranopia (green-blind)

#5679BE

Tritanopia (blue-blind)

#1F8B95

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #587dbf;
/* rgb */ color: rgb(88, 125, 191);
/* oklch */ color: oklch(59.2% 0.110 261.4);

Tailwind

colors: {
  custom: {
    50: '#8ea2d2',
    500: '#587dbf',
    950: '#000000',
  },
}

SCSS

$custom: #587dbf;
$custom-light: #8ea2d2;
$custom-dark: #000000;

JSON

{
  "hex": "#587dbf",
  "rgb": {
    "r": 88,
    "g": 125,
    "b": 191
  },
  "hsl": {
    "h": 218.447,
    "s": 44.589,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59152,
    "c": 0.11002,
    "h": 261.4
  },
  "luminance": 0.20504
}

Semantic roles & 50–950 ramp

primary

#587DBF

secondary

#CFC0A4

accent

#A654D4

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0F14

muted

#7E7E82

Preview Lab

Preview with #587DBF

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

Preview Lab → · Contrast checker → · Palette generator →