#4E59A8#4E59A8

#4E59A8 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.5% C 0.126 H 274.9°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#4E59A8
RGB	rgb(78, 89, 168)
HSL	hsl(233, 37%, 48%)
HSV	hsv(233, 54%, 66%)
CMYK	cmyk(53.6%, 47%, 0%, 34.1%)
CIE-LAB	lab(40.56, 18.88, -43.97)
CIE-LCH	lch(40.56, 47.86, 293.24°)
OKLab	oklab(49.47% 0.0107 -0.1252)
OKLCH	oklch(49.47% 0.126 274.9)
XYZ	xyz(13.7799, 11.5907, 38.5493)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E59A8 #A89D4E

analogous

#4E86A8 #4E59A8 #704EA8

triadic

#4E59A8 #A84E59 #59A84E

tetradic

#4E59A8 #A84E86 #A89D4E #4EA870

square

#4E59A8 #A84E86 #A89D4E #4EA870

split-complementary

#4E59A8 #A8704E #86A84E

monochromatic

#272D54 #3B437E #4E59A8 #757EBF #9EA5D2

Accessibility & contrast

On white

6.33

#4E59A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#4E59A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E59A8

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E59A8	#FFFFFF	#000000	##FFFFFF
##4E59A8	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3664AB

Deuteranopia (green-blind)

#2C5CA6

Tritanopia (blue-blind)

#246A78

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4e59a8;
/* rgb */ color: rgb(78, 89, 168);
/* oklch */ color: oklch(49.5% 0.126 274.9);

Tailwind

colors: {
  custom: {
    50: '#8687c2',
    500: '#4e59a8',
    950: '#000000',
  },
}

SCSS

$custom: #4e59a8;
$custom-light: #8687c2;
$custom-dark: #000000;

JSON

{
  "hex": "#4e59a8",
  "rgb": {
    "r": 78,
    "g": 89,
    "b": 168
  },
  "hsl": {
    "h": 232.667,
    "s": 36.585,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49473,
    "c": 0.12562,
    "h": 274.9
  },
  "luminance": 0.11592
}

Semantic roles & 50–950 ramp

primary

#4E59A8

secondary

#BFBA93

accent

#BF5BCD

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B12

muted

#7D7C81

Preview Lab

Preview with #4E59A8

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

Preview Lab → · Contrast checker → · Palette generator →