#5F87EF#5F87EF

#5F87EF is a light, vivid blue. Relative luminance 0.260; OKLCH L 64.4% C 0.162 H 266.2°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#5F87EF
RGB	rgb(95, 135, 239)
HSL	hsl(223, 82%, 65%)
HSV	hsv(223, 60%, 94%)
CMYK	cmyk(60.3%, 43.5%, 0%, 6.3%)
CIE-LAB	lab(58.03, 17.36, -56.62)
CIE-LCH	lch(58.03, 59.22, 287.04°)
OKLab	oklab(64.42% -0.0109 -0.1614)
OKLCH	oklch(64.42% 0.162 266.2)
XYZ	xyz(28.9579, 25.9904, 85.1352)
Luminance	0.2599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F87EF #EFC75F

analogous

#5FCFEF #5F87EF #7F5FEF

triadic

#5F87EF #EF5F87 #87EF5F

tetradic

#5F87EF #EF5FCF #EFC75F #5FEF7F

square

#5F87EF #EF5FCF #EFC75F #5FEF7F

split-complementary

#5F87EF #EF7F5F #CFEF5F

monochromatic

#1343C0 #275DE9 #5F87EF #97B1F5 #CEDAFA

Accessibility & contrast

On white

3.39

#5F87EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#5F87EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F87EF

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F87EF	#FFFFFF	#000000	##000000
##5F87EF	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5792F3

Deuteranopia (green-blind)

#4285ED

Tritanopia (blue-blind)

#009EAF

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #5f87ef;
/* rgb */ color: rgb(95, 135, 239);
/* oklch */ color: oklch(64.4% 0.162 266.2);

Tailwind

colors: {
  custom: {
    50: '#98a9f5',
    500: '#5f87ef',
    950: '#000000',
  },
}

SCSS

$custom: #5f87ef;
$custom-light: #98a9f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5f87ef",
  "rgb": {
    "r": 95,
    "g": 135,
    "b": 239
  },
  "hsl": {
    "h": 223.333,
    "s": 81.818,
    "l": 65.49
  },
  "oklch": {
    "l": 0.64421,
    "c": 0.1618,
    "h": 266.2
  },
  "luminance": 0.25993
}

Semantic roles & 50–950 ramp

primary

#5F87EF

secondary

#EDE0BD

accent

#A307DE

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #5F87EF

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

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