#5A88DB#5A88DB

#5A88DB is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.2% C 0.135 H 261.4°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#5A88DB
RGB	rgb(90, 136, 219)
HSL	hsl(219, 64%, 61%)
HSV	hsv(219, 59%, 86%)
CMYK	cmyk(58.9%, 37.9%, 0%, 14.1%)
CIE-LAB	lab(56.97, 9.22, -47.17)
CIE-LCH	lch(56.97, 48.06, 281.05°)
OKLab	oklab(63.19% -0.0203 -0.1338)
OKLCH	oklch(63.19% 0.135 261.4)
XYZ	xyz(25.8024, 24.8942, 70.4494)
Luminance	0.2490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A88DB #DBAD5A

analogous

#5AC8DB #5A88DB #6C5ADB

triadic

#5A88DB #DB5A88 #88DB5A

tetradic

#5A88DB #DB5AC8 #DBAD5A #5ADB6C

square

#5A88DB #DB5AC8 #DBAD5A #5ADB6C

split-complementary

#5A88DB #DB6C5A #C8DB5A

monochromatic

#214C99 #2C65CB #5A88DB #8CACE6 #BED0F1

Accessibility & contrast

On white

3.51

#5A88DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#5A88DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A88DB

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A88DB	#FFFFFF	#000000	##000000
##5A88DB	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)

#658FDE

Deuteranopia (green-blind)

#5483D9

Tritanopia (blue-blind)

#009BA7

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #5a88db;
/* rgb */ color: rgb(90, 136, 219);
/* oklch */ color: oklch(63.2% 0.135 261.4);

Tailwind

colors: {
  custom: {
    50: '#93aae6',
    500: '#5a88db',
    950: '#000000',
  },
}

SCSS

$custom: #5a88db;
$custom-light: #93aae6;
$custom-dark: #000000;

JSON

{
  "hex": "#5a88db",
  "rgb": {
    "r": 90,
    "g": 136,
    "b": 219
  },
  "hsl": {
    "h": 218.605,
    "s": 64.179,
    "l": 60.588
  },
  "oklch": {
    "l": 0.6319,
    "c": 0.13534,
    "h": 261.4
  },
  "luminance": 0.24896
}

Semantic roles & 50–950 ramp

primary

#5A88DB

secondary

#E1CFB0

accent

#8C1ACC

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5A88DB

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

Preview Lab → · Contrast checker → · Palette generator →