#4C59EB#4C59EB

#4C59EB is a mid, highly saturated blue. Relative luminance 0.147; OKLCH L 54.4% C 0.217 H 272.9°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#4C59EB
RGB	rgb(76, 89, 235)
HSL	hsl(235, 80%, 61%)
HSV	hsv(235, 68%, 92%)
CMYK	cmyk(67.7%, 62.1%, 0%, 7.8%)
CIE-LAB	lab(45.19, 41.11, -75.18)
CIE-LCH	lch(45.19, 85.69, 298.67°)
OKLab	oklab(54.4% 0.0108 -0.2169)
OKLCH	oklch(54.4% 0.217 272.9)
XYZ	xyz(21.5432, 14.6774, 80.2788)
Luminance	0.1468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C59EB #EBDE4C

analogous

#4CA8EB #4C59EB #8E4CEB

triadic

#4C59EB #EB4C59 #59EB4C

tetradic

#4C59EB #EB4CA8 #EBDE4C #4CEB8E

square

#4C59EB #EB4CA8 #EBDE4C #4CEB8E

split-complementary

#4C59EB #EB8E4C #A8EB4C

monochromatic

#131FAA #1929E1 #4C59EB #838CF1 #BABFF7

Accessibility & contrast

On white

5.34

#4C59EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#4C59EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C59EB

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C59EB	#FFFFFF	#000000	##FFFFFF
##4C59EB	1.00	5.34	3.94	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072F0

Deuteranopia (green-blind)

#0064E8

Tritanopia (blue-blind)

#007E9A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4c59eb;
/* rgb */ color: rgb(76, 89, 235);
/* oklch */ color: oklch(54.4% 0.217 272.9);

Tailwind

colors: {
  custom: {
    50: '#9188f3',
    500: '#4c59eb',
    950: '#000000',
  },
}

SCSS

$custom: #4c59eb;
$custom-light: #9188f3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c59eb",
  "rgb": {
    "r": 76,
    "g": 89,
    "b": 235
  },
  "hsl": {
    "h": 235.094,
    "s": 79.899,
    "l": 60.98
  },
  "oklch": {
    "l": 0.544,
    "c": 0.21722,
    "h": 272.9
  },
  "luminance": 0.14679
}

Semantic roles & 50–950 ramp

primary

#4C59EB

secondary

#E7E2AB

accent

#CB09DC

background

#F9F8FF

surface

#F2EFFE

border

#CCCAD6

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #4C59EB

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

Preview Lab → · Contrast checker → · Palette generator →