#587EB4#587EB4

#587EB4 is a mid, moderate blue. Relative luminance 0.203; OKLCH L 58.8% C 0.094 H 257.2°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#587EB4
RGB	rgb(88, 126, 180)
HSL	hsl(215, 38%, 53%)
HSV	hsv(215, 51%, 71%)
CMYK	cmyk(51.1%, 30%, 0%, 29.4%)
CIE-LAB	lab(52.16, 2.19, -32.60)
CIE-LCH	lch(52.16, 32.67, 273.85°)
OKLab	oklab(58.8% -0.0208 -0.0915)
OKLCH	oklch(58.8% 0.094 257.2)
XYZ	xyz(19.7208, 20.2903, 46.0484)
Luminance	0.2029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EB4 #B48E58

analogous

#58ACB4 #587EB4 #6058B4

triadic

#587EB4 #B4587E #7EB458

tetradic

#587EB4 #B458AC #B48E58 #58B460

square

#587EB4 #B458AC #B48E58 #58B460

split-complementary

#587EB4 #B46058 #ACB458

monochromatic

#2D4464 #40618F #587EB4 #829FC7 #ACBFDA

Accessibility & contrast

On white

4.15

#587EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#587EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EB4

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EB4	#FFFFFF	#000000	##000000
##587EB4	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6981B6

Deuteranopia (green-blind)

#5E78B3

Tritanopia (blue-blind)

#2C8A91

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #587eb4;
/* rgb */ color: rgb(88, 126, 180);
/* oklch */ color: oklch(58.8% 0.094 257.2);

Tailwind

colors: {
  custom: {
    50: '#8da3ca',
    500: '#587eb4',
    950: '#000000',
  },
}

SCSS

$custom: #587eb4;
$custom-light: #8da3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#587eb4",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 180
  },
  "hsl": {
    "h": 215.217,
    "s": 38.017,
    "l": 52.549
  },
  "oklch": {
    "l": 0.58797,
    "c": 0.09384,
    "h": 257.2
  },
  "luminance": 0.20292
}

Semantic roles & 50–950 ramp

primary

#587EB4

secondary

#C8B7A0

accent

#9E5ACE

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0D0F13

muted

#7D7F82

Preview Lab

Preview with #587EB4

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

Preview Lab → · Contrast checker → · Palette generator →