#5B9EB2#5B9EB2

#5B9EB2 is a light, moderate cyan. Relative luminance 0.299; OKLCH L 66.2% C 0.074 H 219.2°. Best body text is #000000 at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#5B9EB2
RGB	rgb(91, 158, 178)
HSL	hsl(194, 36%, 53%)
HSV	hsv(194, 49%, 70%)
CMYK	cmyk(48.9%, 11.2%, 0%, 30.2%)
CIE-LAB	lab(61.56, -15.78, -16.98)
CIE-LCH	lch(61.56, 23.18, 227.10°)
OKLab	oklab(66.24% -0.0575 -0.0469)
OKLCH	oklch(66.24% 0.074 219.2)
XYZ	xyz(24.5741, 29.8902, 46.5853)
Luminance	0.2989 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9EB2 #B26F5B

analogous

#5BB29A #5B9EB2 #5B72B2

triadic

#5B9EB2 #B25B9E #9EB25B

tetradic

#5B9EB2 #9A5BB2 #B26F5B #72B25B

square

#5B9EB2 #9A5BB2 #B26F5B #72B25B

split-complementary

#5B9EB2 #B25B72 #B29A5B

monochromatic

#2F5864 #427C8D #5B9EB2 #85B7C6 #AECFD9

Accessibility & contrast

On white

3.01

#5B9EB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.98

#5B9EB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B9EB2

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9EB2	#FFFFFF	#000000	##000000
##5B9EB2	1.00	3.01	6.98	6.98
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.98	21.00	1.00	1.00
##000000	6.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919AB3

Deuteranopia (green-blind)

#8490B2

Tritanopia (blue-blind)

#2CA5A4

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #5b9eb2;
/* rgb */ color: rgb(91, 158, 178);
/* oklch */ color: oklch(66.2% 0.074 219.2);

Tailwind

colors: {
  custom: {
    50: '#8fbac9',
    500: '#5b9eb2',
    950: '#000000',
  },
}

SCSS

$custom: #5b9eb2;
$custom-light: #8fbac9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9eb2",
  "rgb": {
    "r": 91,
    "g": 158,
    "b": 178
  },
  "hsl": {
    "h": 193.793,
    "s": 36.1,
    "l": 52.745
  },
  "oklch": {
    "l": 0.66238,
    "c": 0.07423,
    "h": 219.2
  },
  "luminance": 0.29892
}

Semantic roles & 50–950 ramp

primary

#5B9EB2

secondary

#C7AAA2

accent

#765CCC

background

#F9FBFC

surface

#F1F6F8

border

#CBD0D1

text

#0D1113

muted

#7E8082

Preview Lab

Preview with #5B9EB2

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

Preview Lab → · Contrast checker → · Palette generator →