#587EBF#587EBF

#587EBF is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.4% C 0.109 H 260.6°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#587EBF
RGB	rgb(88, 126, 191)
HSL	hsl(218, 45%, 55%)
HSV	hsv(218, 54%, 75%)
CMYK	cmyk(53.9%, 34%, 0%, 25.1%)
CIE-LAB	lab(52.68, 5.68, -38.10)
CIE-LCH	lch(52.68, 38.52, 278.48°)
OKLab	oklab(59.37% -0.0177 -0.1075)
OKLCH	oklch(59.37% 0.109 260.6)
XYZ	xyz(20.8861, 20.7564, 52.1859)
Luminance	0.2076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EBF #BF9958

analogous

#58B2BF #587EBF #6658BF

triadic

#587EBF #BF587E #7EBF58

tetradic

#587EBF #BF58B2 #BF9958 #58BF66

square

#587EBF #BF58B2 #BF9958 #58BF66

split-complementary

#587EBF #BF6658 #B2BF58

monochromatic

#2B4571 #3C609D #587EBF #84A0D0 #B0C2E1

Accessibility & contrast

On white

4.08

#587EBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#587EBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EBF

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EBF	#FFFFFF	#000000	##000000
##587EBF	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6483C2

Deuteranopia (green-blind)

#5879BE

Tritanopia (blue-blind)

#1F8C96

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #587ebf;
/* rgb */ color: rgb(88, 126, 191);
/* oklch */ color: oklch(59.4% 0.109 260.6);

Tailwind

colors: {
  custom: {
    50: '#8ea3d2',
    500: '#587ebf',
    950: '#000000',
  },
}

SCSS

$custom: #587ebf;
$custom-light: #8ea3d2;
$custom-dark: #000000;

JSON

{
  "hex": "#587ebf",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 191
  },
  "hsl": {
    "h": 217.864,
    "s": 44.589,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59371,
    "c": 0.10893,
    "h": 260.6
  },
  "luminance": 0.20758
}

Semantic roles & 50–950 ramp

primary

#587EBF

secondary

#CFBFA4

accent

#A554D4

background

#F9FAFC

surface

#F1F3F9

border

#CBCDD2

text

#0D0F14

muted

#7E7F82

Preview Lab

Preview with #587EBF

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

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