#4E58CB#4E58CB

#4E58CB is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.8% C 0.176 H 274.7°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#4E58CB
RGB	rgb(78, 88, 203)
HSL	hsl(235, 55%, 55%)
HSV	hsv(235, 62%, 80%)
CMYK	cmyk(61.6%, 56.7%, 0%, 20.4%)
CIE-LAB	lab(42.63, 31.25, -61.10)
CIE-LCH	lch(42.63, 68.63, 297.08°)
OKLab	oklab(51.77% 0.0144 -0.1756)
OKLCH	oklch(51.77% 0.176 274.7)
XYZ	xyz(17.4076, 12.9095, 58.0628)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E58CB #CBC14E

analogous

#4E96CB #4E58CB #824ECB

triadic

#4E58CB #CB4E58 #58CB4E

tetradic

#4E58CB #CB4E96 #CBC14E #4ECB82

square

#4E58CB #CB4E96 #CBC14E #4ECB82

split-complementary

#4E58CB #CB824E #96CB4E

monochromatic

#242B7B #323CAA #4E58CB #7D85D9 #ADB1E7

Accessibility & contrast

On white

5.86

#4E58CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#4E58CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E58CB

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E58CB	#FFFFFF	#000000	##FFFFFF
##4E58CB	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACF

Deuteranopia (green-blind)

#005FC9

Tritanopia (blue-blind)

#007389

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4e58cb;
/* rgb */ color: rgb(78, 88, 203);
/* oklch */ color: oklch(51.8% 0.176 274.7);

Tailwind

colors: {
  custom: {
    50: '#8c87dc',
    500: '#4e58cb',
    950: '#000000',
  },
}

SCSS

$custom: #4e58cb;
$custom-light: #8c87dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e58cb",
  "rgb": {
    "r": 78,
    "g": 88,
    "b": 203
  },
  "hsl": {
    "h": 235.2,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51772,
    "c": 0.17615,
    "h": 274.7
  },
  "luminance": 0.12911
}

Semantic roles & 50–950 ramp

primary

#4E58CB

secondary

#D5D0A0

accent

#D24ADE

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4E58CB

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

Preview Lab → · Contrast checker → · Palette generator →