#5987EB#5987EB

#5987EB is a light, vivid blue. Relative luminance 0.255; OKLCH L 63.9% C 0.158 H 263.9°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#5987EB
RGB	rgb(89, 135, 235)
HSL	hsl(221, 78%, 64%)
HSV	hsv(221, 62%, 92%)
CMYK	cmyk(62.1%, 42.6%, 0%, 7.8%)
CIE-LAB	lab(57.51, 14.95, -55.24)
CIE-LCH	lch(57.51, 57.23, 285.14°)
OKLab	oklab(63.87% -0.0169 -0.1575)
OKLCH	oklch(63.87% 0.158 263.9)
XYZ	xyz(27.7740, 25.4474, 82.0293)
Luminance	0.2545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5987EB #EBBD59

analogous

#59D0EB #5987EB #7459EB

triadic

#5987EB #EB5987 #87EB59

tetradic

#5987EB #EB59D0 #EBBD59 #59EB74

square

#5987EB #EB59D0 #EBBD59 #59EB74

split-complementary

#5987EB #EB7459 #D0EB59

monochromatic

#1648B4 #2260E4 #5987EB #90AEF2 #C6D6F8

Accessibility & contrast

On white

3.45

#5987EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#5987EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5987EB

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5987EB	#FFFFFF	#000000	##000000
##5987EB	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5991EF

Deuteranopia (green-blind)

#4384E9

Tritanopia (blue-blind)

#009EAD

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5987eb;
/* rgb */ color: rgb(89, 135, 235);
/* oklch */ color: oklch(63.9% 0.158 263.9);

Tailwind

colors: {
  custom: {
    50: '#94a9f2',
    500: '#5987eb',
    950: '#000000',
  },
}

SCSS

$custom: #5987eb;
$custom-light: #94a9f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5987eb",
  "rgb": {
    "r": 89,
    "g": 135,
    "b": 235
  },
  "hsl": {
    "h": 221.096,
    "s": 78.495,
    "l": 63.529
  },
  "oklch": {
    "l": 0.6387,
    "c": 0.15842,
    "h": 263.9
  },
  "luminance": 0.2545
}

Semantic roles & 50–950 ramp

primary

#5987EB

secondary

#EAD9B6

accent

#990BDB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5987EB

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

Preview Lab → · Contrast checker → · Palette generator →