#59B9DB#59B9DB

#59B9DB is a light, moderate cyan. Relative luminance 0.419; OKLCH L 74.1% C 0.102 H 224.1°. Best body text is #000000 at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#59B9DB
RGB	rgb(89, 185, 219)
HSL	hsl(196, 64%, 60%)
HSV	hsv(196, 59%, 86%)
CMYK	cmyk(59.4%, 15.5%, 0%, 14.1%)
CIE-LAB	lab(70.82, -18.44, -25.58)
CIE-LCH	lch(70.82, 31.54, 234.21°)
OKLab	oklab(74.1% -0.0736 -0.0712)
OKLCH	oklch(74.1% 0.102 224.1)
XYZ	xyz(34.2499, 41.9329, 73.2930)
Luminance	0.4194 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B9DB #DB7B59

analogous

#59DBBC #59B9DB #5978DB

triadic

#59B9DB #DB59B9 #B9DB59

tetradic

#59B9DB #BC59DB #DB7B59 #78DB59

square

#59B9DB #BC59DB #DB7B59 #78DB59

split-complementary

#59B9DB #DB5978 #DBBC59

monochromatic

#217999 #2CA1CB #59B9DB #8BCEE6 #BEE3F1

Accessibility & contrast

On white

2.24

#59B9DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.39

#59B9DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B9DB

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B9DB	#FFFFFF	#000000	##000000
##59B9DB	1.00	2.24	9.39	9.39
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.39	21.00	1.00	1.00
##000000	9.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B5DD

Deuteranopia (green-blind)

#93A7DB

Tritanopia (blue-blind)

#00C3C4

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #59b9db;
/* rgb */ color: rgb(89, 185, 219);
/* oklch */ color: oklch(74.1% 0.102 224.1);

Tailwind

colors: {
  custom: {
    50: '#93cee6',
    500: '#59b9db',
    950: '#000000',
  },
}

SCSS

$custom: #59b9db;
$custom-light: #93cee6;
$custom-dark: #000000;

JSON

{
  "hex": "#59b9db",
  "rgb": {
    "r": 89,
    "g": 185,
    "b": 219
  },
  "hsl": {
    "h": 195.692,
    "s": 64.356,
    "l": 60.392
  },
  "oklch": {
    "l": 0.741,
    "c": 0.1024,
    "h": 224.1
  },
  "luminance": 0.41936
}

Semantic roles & 50–950 ramp

primary

#59B9DB

secondary

#E1BCAF

accent

#4819CC

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #59B9DB

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

Preview Lab → · Contrast checker → · Palette generator →