#4E57AE#4E57AE

#4E57AE is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.5% C 0.137 H 275.7°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4E57AE
RGB	rgb(78, 87, 174)
HSL	hsl(234, 38%, 49%)
HSV	hsv(234, 55%, 68%)
CMYK	cmyk(55.2%, 50%, 0%, 31.8%)
CIE-LAB	lab(40.40, 22.15, -47.78)
CIE-LCH	lch(40.40, 52.67, 294.87°)
OKLab	oklab(49.47% 0.0137 -0.1364)
OKLCH	oklch(49.47% 0.137 275.7)
XYZ	xyz(14.1876, 11.4911, 41.5066)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57AE #AEA54E

analogous

#4E87AE #4E57AE #754EAE

triadic

#4E57AE #AE4E57 #57AE4E

tetradic

#4E57AE #AE4E87 #AEA54E #4EAE75

square

#4E57AE #AE4E87 #AEA54E #4EAE75

split-complementary

#4E57AE #AE754E #87AE4E

monochromatic

#282D59 #3B4284 #4E57AE #777EC2 #A1A6D5

Accessibility & contrast

On white

6.37

#4E57AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4E57AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57AE

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57AE	#FFFFFF	#000000	##FFFFFF
##4E57AE	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C63B1

Deuteranopia (green-blind)

#1F5BAC

Tritanopia (blue-blind)

#1E6A7A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4e57ae;
/* rgb */ color: rgb(78, 87, 174);
/* oklch */ color: oklch(49.5% 0.137 275.7);

Tailwind

colors: {
  custom: {
    50: '#8786c7',
    500: '#4e57ae',
    950: '#000000',
  },
}

SCSS

$custom: #4e57ae;
$custom-light: #8786c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57ae",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 174
  },
  "hsl": {
    "h": 234.375,
    "s": 38.095,
    "l": 49.412
  },
  "oklch": {
    "l": 0.4947,
    "c": 0.13707,
    "h": 275.7
  },
  "luminance": 0.11492
}

Semantic roles & 50–950 ramp

primary

#4E57AE

secondary

#C2BE96

accent

#C35ACE

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4E57AE

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

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