#587AB7#587AB7

#587AB7 is a mid, moderate blue. Relative luminance 0.194; OKLCH L 58.1% C 0.102 H 261.5°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#587AB7
RGB	rgb(88, 122, 183)
HSL	hsl(219, 40%, 53%)
HSV	hsv(219, 52%, 72%)
CMYK	cmyk(51.9%, 33.3%, 0%, 28.2%)
CIE-LAB	lab(51.16, 5.53, -35.89)
CIE-LCH	lch(51.16, 36.32, 278.77°)
OKLab	oklab(58.06% -0.0151 -0.1011)
OKLCH	oklch(58.06% 0.102 261.5)
XYZ	xyz(19.5284, 19.4113, 47.5083)
Luminance	0.1941 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587AB7 #B79558

analogous

#58AAB7 #587AB7 #6558B7

triadic

#587AB7 #B7587A #7AB758

tetradic

#587AB7 #B758AA #B79558 #58B765

square

#587AB7 #B758AA #B79558 #58B765

split-complementary

#587AB7 #B76558 #AAB758

monochromatic

#2D4268 #3F5D93 #587AB7 #839CC9 #AEBEDC

Accessibility & contrast

On white

4.30

#587AB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#587AB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587AB7

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587AB7	#FFFFFF	#000000	##000000
##587AB7	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#627FBA

Deuteranopia (green-blind)

#5776B6

Tritanopia (blue-blind)

#2A8790

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #587ab7;
/* rgb */ color: rgb(88, 122, 183);
/* oklch */ color: oklch(58.1% 0.102 261.5);

Tailwind

colors: {
  custom: {
    50: '#8da0cd',
    500: '#587ab7',
    950: '#000000',
  },
}

SCSS

$custom: #587ab7;
$custom-light: #8da0cd;
$custom-dark: #000000;

JSON

{
  "hex": "#587ab7",
  "rgb": {
    "r": 88,
    "g": 122,
    "b": 183
  },
  "hsl": {
    "h": 218.526,
    "s": 39.749,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58064,
    "c": 0.1022,
    "h": 261.5
  },
  "luminance": 0.19413
}

Semantic roles & 50–950 ramp

primary

#587AB7

secondary

#CABBA1

accent

#A558D0

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0D0E13

muted

#7D7E82

Preview Lab

Preview with #587AB7

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

Preview Lab → · Contrast checker → · Palette generator →