#5878BB#5878BB

#5878BB is a mid, moderate blue. Relative luminance 0.191; OKLCH L 57.8% C 0.110 H 263.9°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#5878BB
RGB	rgb(88, 120, 187)
HSL	hsl(221, 42%, 54%)
HSV	hsv(221, 53%, 73%)
CMYK	cmyk(52.9%, 35.8%, 0%, 26.7%)
CIE-LAB	lab(50.80, 8.02, -38.77)
CIE-LCH	lch(50.80, 39.59, 281.69°)
OKLab	oklab(57.84% -0.0117 -0.1095)
OKLCH	oklch(57.84% 0.11 263.9)
XYZ	xyz(19.7076, 19.0941, 49.6511)
Luminance	0.1910 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5878BB #BB9B58

analogous

#58AABB #5878BB #6A58BB

triadic

#5878BB #BB5878 #78BB58

tetradic

#5878BB #BB58AA #BB9B58 #58BB6A

square

#5878BB #BB58AA #BB9B58 #58BB6A

split-complementary

#5878BB #BB6A58 #AABB58

monochromatic

#2C416C #3E5B98 #5878BB #839BCD #AFBEDE

Accessibility & contrast

On white

4.36

#5878BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#5878BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5878BB

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5878BB	#FFFFFF	#000000	##000000
##5878BB	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7EBE

Deuteranopia (green-blind)

#5275BA

Tritanopia (blue-blind)

#268791

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5878bb;
/* rgb */ color: rgb(88, 120, 187);
/* oklch */ color: oklch(57.8% 0.110 263.9);

Tailwind

colors: {
  custom: {
    50: '#8d9ed0',
    500: '#5878bb',
    950: '#000000',
  },
}

SCSS

$custom: #5878bb;
$custom-light: #8d9ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#5878bb",
  "rgb": {
    "r": 88,
    "g": 120,
    "b": 187
  },
  "hsl": {
    "h": 220.606,
    "s": 42.128,
    "l": 53.922
  },
  "oklch": {
    "l": 0.57842,
    "c": 0.1101,
    "h": 263.9
  },
  "luminance": 0.19096
}

Semantic roles & 50–950 ramp

primary

#5878BB

secondary

#CDBFA2

accent

#AA56D2

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #5878BB

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

Preview Lab → · Contrast checker → · Palette generator →