#587EB2#587EB2

#587EB2 is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.7% C 0.091 H 256.4°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#587EB2
RGB	rgb(88, 126, 178)
HSL	hsl(215, 37%, 52%)
HSV	hsv(215, 51%, 70%)
CMYK	cmyk(50.6%, 29.2%, 0%, 30.2%)
CIE-LAB	lab(52.07, 1.57, -31.59)
CIE-LCH	lch(52.07, 31.63, 272.85°)
OKLab	oklab(58.7% -0.0214 -0.0886)
OKLCH	oklch(58.7% 0.091 256.4)
XYZ	xyz(19.5185, 20.2094, 44.9831)
Luminance	0.2021 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EB2 #B28C58

analogous

#58ABB2 #587EB2 #5F58B2

triadic

#587EB2 #B2587E #7EB258

tetradic

#587EB2 #B258AB #B28C58 #58B25F

square

#587EB2 #B258AB #B28C58 #58B25F

split-complementary

#587EB2 #B25F58 #ABB258

monochromatic

#2D4462 #41618C #587EB2 #829EC5 #ACBFD9

Accessibility & contrast

On white

4.16

#587EB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#587EB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EB2

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EB2	#FFFFFF	#000000	##000000
##587EB2	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A81B4

Deuteranopia (green-blind)

#5F78B1

Tritanopia (blue-blind)

#2E8A90

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #587eb2;
/* rgb */ color: rgb(88, 126, 178);
/* oklch */ color: oklch(58.7% 0.091 256.4);

Tailwind

colors: {
  custom: {
    50: '#8ca3c9',
    500: '#587eb2',
    950: '#000000',
  },
}

SCSS

$custom: #587eb2;
$custom-light: #8ca3c9;
$custom-dark: #000000;

JSON

{
  "hex": "#587eb2",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 178
  },
  "hsl": {
    "h": 214.667,
    "s": 36.885,
    "l": 52.157
  },
  "oklch": {
    "l": 0.58696,
    "c": 0.09113,
    "h": 256.4
  },
  "luminance": 0.20211
}

Semantic roles & 50–950 ramp

primary

#587EB2

secondary

#C7B69F

accent

#9D5BCD

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0C0F13

muted

#7D7F82

Preview Lab

Preview with #587EB2

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

Preview Lab → · Contrast checker → · Palette generator →