#5B8BB5#5B8BB5

#5B8BB5 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 62.0% C 0.082 H 246.0°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#5B8BB5
RGB	rgb(91, 139, 181)
HSL	hsl(208, 38%, 53%)
HSV	hsv(208, 50%, 71%)
CMYK	cmyk(49.7%, 23.2%, 0%, 29%)
CIE-LAB	lab(56.11, -4.37, -27.02)
CIE-LCH	lch(56.11, 27.38, 260.82°)
OKLab	oklab(61.95% -0.0335 -0.0754)
OKLCH	oklch(61.95% 0.082 246)
XYZ	xyz(21.8846, 24.0240, 47.1910)
Luminance	0.2403 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8BB5 #B5855B

analogous

#5BB5B2 #5B8BB5 #5B5EB5

triadic

#5B8BB5 #B55B8B #8BB55B

tetradic

#5B8BB5 #B25BB5 #B5855B #5EB55B

square

#5B8BB5 #B25BB5 #B5855B #5EB55B

split-complementary

#5B8BB5 #B55B5E #B5B25B

monochromatic

#2F4D67 #426C91 #5B8BB5 #85A9C8 #AFC7DB

Accessibility & contrast

On white

3.62

#5B8BB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#5B8BB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8BB5

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8BB5	#FFFFFF	#000000	##000000
##5B8BB5	1.00	3.62	5.81	5.81
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8CB7

Deuteranopia (green-blind)

#6E82B4

Tritanopia (blue-blind)

#2F9599

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5b8bb5;
/* rgb */ color: rgb(91, 139, 181);
/* oklch */ color: oklch(62.0% 0.082 246.0);

Tailwind

colors: {
  custom: {
    50: '#8faccb',
    500: '#5b8bb5',
    950: '#000000',
  },
}

SCSS

$custom: #5b8bb5;
$custom-light: #8faccb;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8bb5",
  "rgb": {
    "r": 91,
    "g": 139,
    "b": 181
  },
  "hsl": {
    "h": 208,
    "s": 37.815,
    "l": 53.333
  },
  "oklch": {
    "l": 0.61954,
    "c": 0.08249,
    "h": 246
  },
  "luminance": 0.24026
}

Semantic roles & 50–950 ramp

primary

#5B8BB5

secondary

#C9B5A3

accent

#905ACE

background

#F9FAFC

surface

#F1F4F8

border

#CBCED1

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #5B8BB5

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

Preview Lab → · Contrast checker → · Palette generator →