#5870BB#5870BB

#5870BB is a mid, moderate blue. Relative luminance 0.173; OKLCH L 56.1% C 0.120 H 268.9°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#5870BB
RGB	rgb(88, 112, 187)
HSL	hsl(225, 42%, 54%)
HSV	hsv(225, 53%, 73%)
CMYK	cmyk(52.9%, 40.1%, 0%, 26.7%)
CIE-LAB	lab(48.57, 12.92, -42.29)
CIE-LCH	lch(48.57, 44.22, 286.98°)
OKLab	oklab(56.12% -0.0022 -0.1198)
OKLCH	oklch(56.12% 0.12 268.9)
XYZ	xyz(18.7854, 17.2496, 49.3437)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5870BB #BBA358

analogous

#58A2BB #5870BB #7258BB

triadic

#5870BB #BB5870 #70BB58

tetradic

#5870BB #BB58A2 #BBA358 #58BB72

square

#5870BB #BB58A2 #BBA358 #58BB72

split-complementary

#5870BB #BB7258 #A2BB58

monochromatic

#2C3C6C #3E5498 #5870BB #8395CD #AFBADE

Accessibility & contrast

On white

4.72

#5870BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#5870BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5870BB

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5870BB	#FFFFFF	#000000	##FFFFFF
##5870BB	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5278BE

Deuteranopia (green-blind)

#466FB9

Tritanopia (blue-blind)

#28808C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5870bb;
/* rgb */ color: rgb(88, 112, 187);
/* oklch */ color: oklch(56.1% 0.120 268.9);

Tailwind

colors: {
  custom: {
    50: '#8e98d0',
    500: '#5870bb',
    950: '#000000',
  },
}

SCSS

$custom: #5870bb;
$custom-light: #8e98d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5870bb",
  "rgb": {
    "r": 88,
    "g": 112,
    "b": 187
  },
  "hsl": {
    "h": 225.455,
    "s": 42.128,
    "l": 53.922
  },
  "oklch": {
    "l": 0.56124,
    "c": 0.11983,
    "h": 268.9
  },
  "luminance": 0.17251
}

Semantic roles & 50–950 ramp

primary

#5870BB

secondary

#CDC2A2

accent

#B456D2

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #5870BB

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

Preview Lab → · Contrast checker → · Palette generator →