#5BB9DA#5BB9DA

#5BB9DA is a light, moderate cyan. Relative luminance 0.420; OKLCH L 74.1% C 0.101 H 223.7°. Best body text is #000000 at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#5BB9DA
RGB	rgb(91, 185, 218)
HSL	hsl(196, 63%, 61%)
HSV	hsv(196, 58%, 85%)
CMYK	cmyk(58.3%, 15.1%, 0%, 14.5%)
CIE-LAB	lab(70.86, -18.36, -24.98)
CIE-LCH	lch(70.86, 31.00, 233.68°)
OKLab	oklab(74.13% -0.0727 -0.0695)
OKLCH	oklch(74.13% 0.101 223.7)
XYZ	xyz(34.3133, 41.9807, 72.6109)
Luminance	0.4198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB9DA #DA7C5B

analogous

#5BDABC #5BB9DA #5B79DA

triadic

#5BB9DA #DA5BB9 #B9DA5B

tetradic

#5BB9DA #BC5BDA #DA7C5B #79DA5B

square

#5BB9DA #BC5BDA #DA7C5B #79DA5B

split-complementary

#5BB9DA #DA5B79 #DABC5B

monochromatic

#227A98 #2EA1CA #5BB9DA #8DCEE5 #BFE4F1

Accessibility & contrast

On white

2.23

#5BB9DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.40

#5BB9DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB9DA

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB9DA	#FFFFFF	#000000	##000000
##5BB9DA	1.00	2.23	9.40	9.40
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.40	21.00	1.00	1.00
##000000	9.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B5DC

Deuteranopia (green-blind)

#94A7DA

Tritanopia (blue-blind)

#00C3C4

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #5bb9da;
/* rgb */ color: rgb(91, 185, 218);
/* oklch */ color: oklch(74.1% 0.101 223.7);

Tailwind

colors: {
  custom: {
    50: '#94cee5',
    500: '#5bb9da',
    950: '#000000',
  },
}

SCSS

$custom: #5bb9da;
$custom-light: #94cee5;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb9da",
  "rgb": {
    "r": 91,
    "g": 185,
    "b": 218
  },
  "hsl": {
    "h": 195.591,
    "s": 63.184,
    "l": 60.588
  },
  "oklch": {
    "l": 0.74133,
    "c": 0.10054,
    "h": 223.7
  },
  "luminance": 0.41984
}

Semantic roles & 50–950 ramp

primary

#5BB9DA

secondary

#E1BDB0

accent

#481BCB

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1315

muted

#7E8284

Preview Lab

Preview with #5BB9DA

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

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