#4E59AB#4E59AB

#4E59AB is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.7% C 0.130 H 274.9°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#4E59AB
RGB	rgb(78, 89, 171)
HSL	hsl(233, 37%, 49%)
HSV	hsv(233, 54%, 67%)
CMYK	cmyk(54.4%, 48%, 0%, 32.9%)
CIE-LAB	lab(40.74, 19.88, -45.46)
CIE-LCH	lch(40.74, 49.61, 293.62°)
OKLab	oklab(49.67% 0.0111 -0.1295)
OKLCH	oklch(49.67% 0.13 274.9)
XYZ	xyz(14.0626, 11.7038, 40.0382)
Luminance	0.1171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E59AB #ABA04E

analogous

#4E88AB #4E59AB #724EAB

triadic

#4E59AB #AB4E59 #59AB4E

tetradic

#4E59AB #AB4E88 #ABA04E #4EAB72

square

#4E59AB #AB4E88 #ABA04E #4EAB72

split-complementary

#4E59AB #AB724E #88AB4E

monochromatic

#282D57 #3B4381 #4E59AB #767FC0 #A0A6D4

Accessibility & contrast

On white

6.29

#4E59AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#4E59AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E59AB

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E59AB	#FFFFFF	#000000	##FFFFFF
##4E59AB	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3364AE

Deuteranopia (green-blind)

#285CA9

Tritanopia (blue-blind)

#216B7A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4e59ab;
/* rgb */ color: rgb(78, 89, 171);
/* oklch */ color: oklch(49.7% 0.130 274.9);

Tailwind

colors: {
  custom: {
    50: '#8687c4',
    500: '#4e59ab',
    950: '#000000',
  },
}

SCSS

$custom: #4e59ab;
$custom-light: #8687c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e59ab",
  "rgb": {
    "r": 78,
    "g": 89,
    "b": 171
  },
  "hsl": {
    "h": 232.903,
    "s": 37.349,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49671,
    "c": 0.13,
    "h": 274.9
  },
  "luminance": 0.11705
}

Semantic roles & 50–950 ramp

primary

#4E59AB

secondary

#C1BB94

accent

#C05ACD

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4E59AB

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

Preview Lab → · Contrast checker → · Palette generator →