#5AB5DB#5AB5DB

#5AB5DB is a light, moderate cyan. Relative luminance 0.403; OKLCH L 73.2% C 0.102 H 227.9°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#5AB5DB
RGB	rgb(90, 181, 219)
HSL	hsl(198, 64%, 61%)
HSV	hsv(198, 59%, 86%)
CMYK	cmyk(58.9%, 17.4%, 0%, 14.1%)
CIE-LAB	lab(69.71, -16.16, -27.29)
CIE-LCH	lch(69.71, 31.72, 239.38°)
OKLab	oklab(73.22% -0.0687 -0.0761)
OKLCH	oklch(73.22% 0.102 227.9)
XYZ	xyz(33.5216, 40.3326, 73.0225)
Luminance	0.4034 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5AB5DB #DB805A

analogous

#5ADBC0 #5AB5DB #5A75DB

triadic

#5AB5DB #DB5AB5 #B5DB5A

tetradic

#5AB5DB #C05ADB #DB805A #75DB5A

square

#5AB5DB #C05ADB #DB805A #75DB5A

split-complementary

#5AB5DB #DB5A75 #DBC05A

monochromatic

#217699 #2C9DCB #5AB5DB #8CCCE6 #BEE2F1

Accessibility & contrast

On white

2.32

#5AB5DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.07

#5AB5DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5AB5DB

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5AB5DB	#FFFFFF	#000000	##000000
##5AB5DB	1.00	2.32	9.07	9.07
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.07	21.00	1.00	1.00
##000000	9.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1B2DD

Deuteranopia (green-blind)

#8FA4DB

Tritanopia (blue-blind)

#00C0C1

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #5ab5db;
/* rgb */ color: rgb(90, 181, 219);
/* oklch */ color: oklch(73.2% 0.102 227.9);

Tailwind

colors: {
  custom: {
    50: '#93cbe6',
    500: '#5ab5db',
    950: '#000000',
  },
}

SCSS

$custom: #5ab5db;
$custom-light: #93cbe6;
$custom-dark: #000000;

JSON

{
  "hex": "#5ab5db",
  "rgb": {
    "r": 90,
    "g": 181,
    "b": 219
  },
  "hsl": {
    "h": 197.674,
    "s": 64.179,
    "l": 60.588
  },
  "oklch": {
    "l": 0.73216,
    "c": 0.10248,
    "h": 227.9
  },
  "luminance": 0.40336
}

Semantic roles & 50–950 ramp

primary

#5AB5DB

secondary

#E1BEB0

accent

#4E1ACC

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5AB5DB

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

Preview Lab → · Contrast checker → · Palette generator →