#5A99CF#5A99CF

#5A99CF is a light, moderate cyan. Relative luminance 0.295; OKLCH L 66.3% C 0.104 H 246.1°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#5A99CF
RGB	rgb(90, 153, 207)
HSL	hsl(208, 55%, 58%)
HSV	hsv(208, 57%, 81%)
CMYK	cmyk(56.5%, 26.1%, 0%, 18.8%)
CIE-LAB	lab(61.18, -4.55, -33.84)
CIE-LCH	lch(61.18, 34.14, 262.34°)
OKLab	oklab(66.3% -0.0421 -0.0949)
OKLCH	oklch(66.3% 0.104 246.1)
XYZ	xyz(26.8661, 29.4588, 63.2897)
Luminance	0.2946 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A99CF #CF905A

analogous

#5ACFCA #5A99CF #5A5ECF

triadic

#5A99CF #CF5A99 #99CF5A

tetradic

#5A99CF #CA5ACF #CF905A #5ECF5A

square

#5A99CF #CA5ACF #CF905A #5ECF5A

split-complementary

#5A99CF #CF5A5E #CFCA5A

monochromatic

#275B87 #357BB7 #5A99CF #89B6DD #B9D4EB

Accessibility & contrast

On white

3.05

#5A99CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#5A99CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A99CF

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A99CF	#FFFFFF	#000000	##000000
##5A99CF	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#829AD1

Deuteranopia (green-blind)

#728ECE

Tritanopia (blue-blind)

#00A6AC

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5a99cf;
/* rgb */ color: rgb(90, 153, 207);
/* oklch */ color: oklch(66.3% 0.104 246.1);

Tailwind

colors: {
  custom: {
    50: '#91b6de',
    500: '#5a99cf',
    950: '#000000',
  },
}

SCSS

$custom: #5a99cf;
$custom-light: #91b6de;
$custom-dark: #000000;

JSON

{
  "hex": "#5a99cf",
  "rgb": {
    "r": 90,
    "g": 153,
    "b": 207
  },
  "hsl": {
    "h": 207.692,
    "s": 54.93,
    "l": 58.235
  },
  "oklch": {
    "l": 0.663,
    "c": 0.10386,
    "h": 246.1
  },
  "luminance": 0.29461
}

Semantic roles & 50–950 ramp

primary

#5A99CF

secondary

#DAC1AB

accent

#8E4ADE

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #5A99CF

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

Preview Lab → · Contrast checker → · Palette generator →