#4E59BC#4E59BC

#4E59BC is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.8% C 0.154 H 274.7°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#4E59BC
RGB	rgb(78, 89, 188)
HSL	hsl(234, 45%, 52%)
HSV	hsv(234, 59%, 74%)
CMYK	cmyk(58.5%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(41.84, 25.56, -53.68)
CIE-LCH	lch(41.84, 59.46, 295.46°)
OKLab	oklab(50.85% 0.0128 -0.1537)
OKLCH	oklch(50.85% 0.154 274.7)
XYZ	xyz(15.7884, 12.3941, 49.1275)
Luminance	0.1240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E59BC #BCB14E

analogous

#4E90BC #4E59BC #7A4EBC

triadic

#4E59BC #BC4E59 #59BC4E

tetradic

#4E59BC #BC4E90 #BCB14E #4EBC7A

square

#4E59BC #BC4E90 #BCB14E #4EBC7A

split-complementary

#4E59BC #BC7A4E #90BC4E

monochromatic

#272E68 #384195 #4E59BC #7A83CD #A7ACDE

Accessibility & contrast

On white

6.04

#4E59BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#4E59BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E59BC

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E59BC	#FFFFFF	#000000	##FFFFFF
##4E59BC	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F68BF

Deuteranopia (green-blind)

#005EBA

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4e59bc;
/* rgb */ color: rgb(78, 89, 188);
/* oklch */ color: oklch(50.8% 0.154 274.7);

Tailwind

colors: {
  custom: {
    50: '#8987d1',
    500: '#4e59bc',
    950: '#000000',
  },
}

SCSS

$custom: #4e59bc;
$custom-light: #8987d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4e59bc",
  "rgb": {
    "r": 78,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 234,
    "s": 45.082,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50849,
    "c": 0.15423,
    "h": 274.7
  },
  "luminance": 0.12395
}

Semantic roles & 50–950 ramp

primary

#4E59BC

secondary

#CBC69B

accent

#C853D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4E59BC

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

Preview Lab → · Contrast checker → · Palette generator →