#5D99EE#5D99EE

#5D99EE is a light, vivid blue. Relative luminance 0.313; OKLCH L 68.0% C 0.141 H 257.3°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#5D99EE
RGB	rgb(93, 153, 238)
HSL	hsl(215, 81%, 65%)
HSV	hsv(215, 61%, 93%)
CMYK	cmyk(60.9%, 35.7%, 0%, 6.7%)
CIE-LAB	lab(62.74, 5.99, -48.58)
CIE-LCH	lch(62.74, 48.95, 277.03°)
OKLab	oklab(68.03% -0.0311 -0.1377)
OKLCH	oklch(68.03% 0.141 257.3)
XYZ	xyz(31.3326, 31.2798, 85.2588)
Luminance	0.3128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D99EE #EEB25D

analogous

#5DE2EE #5D99EE #695DEE

triadic

#5D99EE #EE5D99 #99EE5D

tetradic

#5D99EE #EE5DE2 #EEB25D #5DEE69

square

#5D99EE #EE5DE2 #EEB25D #5DEE69

split-complementary

#5D99EE #EE695D #E2EE5D

monochromatic

#145ABD #2676E8 #5D99EE #94BCF4 #CCDFFA

Accessibility & contrast

On white

2.89

#5D99EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#5D99EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5D99EE

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D99EE	#FFFFFF	#000000	##000000
##5D99EE	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#759FF1

Deuteranopia (green-blind)

#6192EC

Tritanopia (blue-blind)

#00ACB8

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #5d99ee;
/* rgb */ color: rgb(93, 153, 238);
/* oklch */ color: oklch(68.0% 0.141 257.3);

Tailwind

colors: {
  custom: {
    50: '#97b6f4',
    500: '#5d99ee',
    950: '#000000',
  },
}

SCSS

$custom: #5d99ee;
$custom-light: #97b6f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5d99ee",
  "rgb": {
    "r": 93,
    "g": 153,
    "b": 238
  },
  "hsl": {
    "h": 215.172,
    "s": 81.006,
    "l": 64.902
  },
  "oklch": {
    "l": 0.68026,
    "c": 0.14118,
    "h": 257.3
  },
  "luminance": 0.31283
}

Semantic roles & 50–950 ramp

primary

#5D99EE

secondary

#ECD8BB

accent

#8508DD

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0F1117

muted

#7E8085

Preview Lab

Preview with #5D99EE

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

Preview Lab → · Contrast checker → · Palette generator →