#4E59B0#4E59B0

#4E59B0 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.0% C 0.137 H 274.9°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4E59B0
RGB	rgb(78, 89, 176)
HSL	hsl(233, 39%, 50%)
HSV	hsv(233, 56%, 69%)
CMYK	cmyk(55.7%, 49.4%, 0%, 31%)
CIE-LAB	lab(41.05, 21.54, -47.91)
CIE-LCH	lch(41.05, 52.53, 294.21°)
OKLab	oklab(50.01% 0.0117 -0.1367)
OKLCH	oklch(50.01% 0.137 274.9)
XYZ	xyz(14.5482, 11.8980, 42.5958)
Luminance	0.1190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E59B0 #B0A54E

analogous

#4E8AB0 #4E59B0 #744EB0

triadic

#4E59B0 #B04E59 #59B04E

tetradic

#4E59B0 #B04E8A #B0A54E #4EB074

square

#4E59B0 #B04E8A #B0A54E #4EB074

split-complementary

#4E59B0 #B0744E #8AB04E

monochromatic

#282E5B #3B4486 #4E59B0 #7880C3 #A2A8D6

Accessibility & contrast

On white

6.21

#4E59B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4E59B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E59B0

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E59B0	#FFFFFF	#000000	##FFFFFF
##4E59B0	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E65B3

Deuteranopia (green-blind)

#215DAE

Tritanopia (blue-blind)

#1A6C7C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4e59b0;
/* rgb */ color: rgb(78, 89, 176);
/* oklch */ color: oklch(50.0% 0.137 274.9);

Tailwind

colors: {
  custom: {
    50: '#8787c8',
    500: '#4e59b0',
    950: '#000000',
  },
}

SCSS

$custom: #4e59b0;
$custom-light: #8787c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e59b0",
  "rgb": {
    "r": 78,
    "g": 89,
    "b": 176
  },
  "hsl": {
    "h": 233.265,
    "s": 38.583,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50009,
    "c": 0.13722,
    "h": 274.9
  },
  "luminance": 0.11899
}

Semantic roles & 50–950 ramp

primary

#4E59B0

secondary

#C3BE97

accent

#C159CF

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4E59B0

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

Preview Lab → · Contrast checker → · Palette generator →