#4487E9#4487E9

#4487E9 is a light, vivid blue. Relative luminance 0.244; OKLCH L 62.8% C 0.163 H 258.1°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4487E9
RGB	rgb(68, 135, 233)
HSL	hsl(216, 79%, 59%)
HSV	hsv(216, 71%, 91%)
CMYK	cmyk(70.8%, 42.1%, 0%, 8.6%)
CIE-LAB	lab(56.52, 10.93, -55.76)
CIE-LCH	lch(56.52, 56.82, 281.10°)
OKLab	oklab(62.83% -0.0337 -0.1594)
OKLCH	oklch(62.83% 0.163 258.1)
XYZ	xyz(25.7505, 24.4373, 80.4348)
Luminance	0.2444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4487E9 #E9A644

analogous

#44DAE9 #4487E9 #5444E9

triadic

#4487E9 #E94487 #87E944

tetradic

#4487E9 #E944DA #E9A644 #44E954

square

#4487E9 #E944DA #E9A644 #44E954

split-complementary

#4487E9 #E95444 #DAE944

monochromatic

#134CA0 #1966D7 #4487E9 #7BAAEF #B2CDF6

Accessibility & contrast

On white

3.57

#4487E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#4487E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4487E9

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4487E9	#FFFFFF	#000000	##000000
##4487E9	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5890ED

Deuteranopia (green-blind)

#3B81E7

Tritanopia (blue-blind)

#009EAD

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4487e9;
/* rgb */ color: rgb(68, 135, 233);
/* oklch */ color: oklch(62.8% 0.163 258.1);

Tailwind

colors: {
  custom: {
    50: '#8ba9f0',
    500: '#4487e9',
    950: '#000000',
  },
}

SCSS

$custom: #4487e9;
$custom-light: #8ba9f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4487e9",
  "rgb": {
    "r": 68,
    "g": 135,
    "b": 233
  },
  "hsl": {
    "h": 215.636,
    "s": 78.947,
    "l": 59.02
  },
  "oklch": {
    "l": 0.62832,
    "c": 0.16289,
    "h": 258.1
  },
  "luminance": 0.2444
}

Semantic roles & 50–950 ramp

primary

#4487E9

secondary

#E5CAA4

accent

#A632F5

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F17

muted

#7E7F85

Preview Lab

Preview with #4487E9

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

Preview Lab → · Contrast checker → · Palette generator →