#4587EC#4587EC

#4587EC is a light, vivid blue. Relative luminance 0.246; OKLCH L 63.1% C 0.166 H 258.8°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#4587EC
RGB	rgb(69, 135, 236)
HSL	hsl(216, 81%, 60%)
HSV	hsv(216, 71%, 93%)
CMYK	cmyk(70.8%, 42.8%, 0%, 7.5%)
CIE-LAB	lab(56.73, 12.14, -57.09)
CIE-LCH	lch(56.73, 58.37, 282.00°)
OKLab	oklab(63.06% -0.0324 -0.1633)
OKLCH	oklch(63.06% 0.166 258.8)
XYZ	xyz(26.2531, 24.6465, 82.7143)
Luminance	0.2465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4587EC #ECAA45

analogous

#45DBEC #4587EC #5645EC

triadic

#4587EC #EC4587 #87EC45

tetradic

#4587EC #EC45DB #ECAA45 #45EC56

square

#4587EC #EC45DB #ECAA45 #45EC56

split-complementary

#4587EC #EC5645 #DBEC45

monochromatic

#114CA6 #1765DD #4587EC #7DABF2 #B4CFF7

Accessibility & contrast

On white

3.54

#4587EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.93

#4587EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4587EC

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4587EC	#FFFFFF	#000000	##000000
##4587EC	1.00	3.54	5.93	5.93
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.93	21.00	1.00	1.00
##000000	5.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5690F0

Deuteranopia (green-blind)

#3881EA

Tritanopia (blue-blind)

#009FAE

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4587ec;
/* rgb */ color: rgb(69, 135, 236);
/* oklch */ color: oklch(63.1% 0.166 258.8);

Tailwind

colors: {
  custom: {
    50: '#8ca9f3',
    500: '#4587ec',
    950: '#000000',
  },
}

SCSS

$custom: #4587ec;
$custom-light: #8ca9f3;
$custom-dark: #000000;

JSON

{
  "hex": "#4587ec",
  "rgb": {
    "r": 69,
    "g": 135,
    "b": 236
  },
  "hsl": {
    "h": 216.287,
    "s": 81.463,
    "l": 59.804
  },
  "oklch": {
    "l": 0.63057,
    "c": 0.16646,
    "h": 258.8
  },
  "luminance": 0.24649
}

Semantic roles & 50–950 ramp

primary

#4587EC

secondary

#E7CDA6

accent

#A930F8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F17

muted

#7E7F85

Preview Lab

Preview with #4587EC

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

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