#5D91B8#5D91B8

#5D91B8 is a light, moderate cyan. Relative luminance 0.260; OKLCH L 63.6% C 0.081 H 242.0°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#5D91B8
RGB	rgb(93, 145, 184)
HSL	hsl(206, 39%, 54%)
HSV	hsv(206, 49%, 72%)
CMYK	cmyk(49.5%, 21.2%, 0%, 27.8%)
CIE-LAB	lab(58.07, -6.40, -25.70)
CIE-LCH	lch(58.07, 26.48, 256.01°)
OKLab	oklab(63.57% -0.038 -0.0715)
OKLCH	oklch(63.57% 0.081 242)
XYZ	xyz(23.2883, 26.0369, 49.1365)
Luminance	0.2604 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D91B8 #B8845D

analogous

#5DB8B2 #5D91B8 #5D64B8

triadic

#5D91B8 #B85D91 #91B85D

tetradic

#5D91B8 #B25DB8 #B8845D #64B85D

square

#5D91B8 #B25DB8 #B8845D #64B85D

split-complementary

#5D91B8 #B85D64 #B8B25D

monochromatic

#2F526B #427296 #5D91B8 #88AECB #B2CBDD

Accessibility & contrast

On white

3.38

#5D91B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#5D91B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5D91B8

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D91B8	#FFFFFF	#000000	##000000
##5D91B8	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8091BA

Deuteranopia (green-blind)

#7487B7

Tritanopia (blue-blind)

#309B9E

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #5d91b8;
/* rgb */ color: rgb(93, 145, 184);
/* oklch */ color: oklch(63.6% 0.081 242.0);

Tailwind

colors: {
  custom: {
    50: '#90b1cd',
    500: '#5d91b8',
    950: '#000000',
  },
}

SCSS

$custom: #5d91b8;
$custom-light: #90b1cd;
$custom-dark: #000000;

JSON

{
  "hex": "#5d91b8",
  "rgb": {
    "r": 93,
    "g": 145,
    "b": 184
  },
  "hsl": {
    "h": 205.714,
    "s": 39.056,
    "l": 54.314
  },
  "oklch": {
    "l": 0.63568,
    "c": 0.08101,
    "h": 242
  },
  "luminance": 0.26039
}

Semantic roles & 50–950 ramp

primary

#5D91B8

secondary

#CCB6A5

accent

#8B59CF

background

#F9FAFC

surface

#F1F5F9

border

#CBCFD2

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #5D91B8

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

Preview Lab → · Contrast checker → · Palette generator →