#5B9FAF#5B9FAF

#5B9FAF is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.4% C 0.073 H 214.6°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX#5B9FAF
RGBrgb(91, 159, 175)
HSLhsl(191, 34%, 52%)
HSVhsv(191, 48%, 69%)
CMYKcmyk(48%, 9.1%, 0%, 31.4%)
CIE-LABlab(61.75, -17.16, -15.00)
CIE-LCHlch(61.75, 22.79, 221.16°)
OKLaboklab(66.36% -0.0599 -0.0414)
OKLCHoklch(66.36% 0.073 214.6)
XYZxyz(24.4475, 30.1136, 45.0733)
Luminance0.3012 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5B9FAF #AF6B5B
analogous
#5BAF95 #5B9FAF #5B75AF
triadic
#5B9FAF #AF5B9F #9FAF5B
tetradic
#5B9FAF #955BAF #AF6B5B #75AF5B
square
#5B9FAF #955BAF #AF6B5B #75AF5B
split-complementary
#5B9FAF #AF5B75 #AF955B
monochromatic
#2F5761 #437C8A #5B9FAF #84B7C3 #ADCFD7

Accessibility & contrast

On white

2.99
#5B9FAF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.02
#5B9FAF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9FAF
7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5B9FAF#FFFFFF#000000##000000
##5B9FAF1.002.997.027.02
#FFFFFF2.991.0021.0021.00
#0000007.0221.001.001.00
##0000007.0221.001.001.00

Color blindness preview

Protanopia (red-blind)
#939BB0
Deuteranopia (green-blind)
#8691AF
Tritanopia (blue-blind)
#2FA5A4
Achromatopsia (no color)
#959595

Design tokens & code

CSS
--color: #5b9faf;
/* rgb */ color: rgb(91, 159, 175);
/* oklch */ color: oklch(66.4% 0.073 214.6);
Tailwind
colors: {
  custom: {
    50: '#8fbbc6',
    500: '#5b9faf',
    950: '#000000',
  },
}
SCSS
$custom: #5b9faf;
$custom-light: #8fbbc6;
$custom-dark: #000000;
JSON
{
  "hex": "#5b9faf",
  "rgb": {
    "r": 91,
    "g": 159,
    "b": 175
  },
  "hsl": {
    "h": 191.429,
    "s": 34.426,
    "l": 52.157
  },
  "oklch": {
    "l": 0.66358,
    "c": 0.07281,
    "h": 214.6
  },
  "luminance": 0.30116
}

Semantic roles & 50–950 ramp

primary
#5B9FAF
secondary
#C5A8A1
accent
#725DCB
background
#F9FBFC
surface
#F1F6F8
border
#CBD0D1
text
#0D1213
muted
#7E8182

Preview Lab

Preview with #5B9FAF

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

Preview Lab → · Contrast checker → · Palette generator →

#5B9FAF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva