#5B88DA#5B88DA

#5B88DA is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.2% C 0.134 H 261.6°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#5B88DA
RGB	rgb(91, 136, 218)
HSL	hsl(219, 63%, 61%)
HSV	hsv(219, 58%, 85%)
CMYK	cmyk(58.3%, 37.6%, 0%, 14.5%)
CIE-LAB	lab(56.97, 9.08, -46.61)
CIE-LCH	lch(56.97, 47.48, 281.03°)
OKLab	oklab(63.19% -0.0196 -0.1322)
OKLCH	oklch(63.19% 0.134 261.6)
XYZ	xyz(25.7691, 24.8923, 69.7628)
Luminance	0.2489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B88DA #DAAD5B

analogous

#5BC7DA #5B88DA #6D5BDA

triadic

#5B88DA #DA5B88 #88DA5B

tetradic

#5B88DA #DA5BC7 #DAAD5B #5BDA6D

square

#5B88DA #DA5BC7 #DAAD5B #5BDA6D

split-complementary

#5B88DA #DA6D5B #C7DA5B

monochromatic

#224C98 #2E65CA #5B88DA #8DACE5 #BFD0F1

Accessibility & contrast

On white

3.51

#5B88DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#5B88DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B88DA

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B88DA	#FFFFFF	#000000	##000000
##5B88DA	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#658FDD

Deuteranopia (green-blind)

#5583D8

Tritanopia (blue-blind)

#009AA6

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #5b88da;
/* rgb */ color: rgb(91, 136, 218);
/* oklch */ color: oklch(63.2% 0.134 261.6);

Tailwind

colors: {
  custom: {
    50: '#93aae6',
    500: '#5b88da',
    950: '#000000',
  },
}

SCSS

$custom: #5b88da;
$custom-light: #93aae6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b88da",
  "rgb": {
    "r": 91,
    "g": 136,
    "b": 218
  },
  "hsl": {
    "h": 218.74,
    "s": 63.184,
    "l": 60.588
  },
  "oklch": {
    "l": 0.63185,
    "c": 0.13361,
    "h": 261.6
  },
  "luminance": 0.24894
}

Semantic roles & 50–950 ramp

primary

#5B88DA

secondary

#E1CFB0

accent

#8C1BCB

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5B88DA

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

Preview Lab → · Contrast checker → · Palette generator →