#4E57AC#4E57AC

#4E57AC is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.3% C 0.134 H 275.8°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#4E57AC
RGB	rgb(78, 87, 172)
HSL	hsl(234, 38%, 49%)
HSV	hsv(234, 55%, 67%)
CMYK	cmyk(54.7%, 49.4%, 0%, 32.5%)
CIE-LAB	lab(40.27, 21.48, -46.80)
CIE-LCH	lch(40.27, 51.50, 294.66°)
OKLab	oklab(49.33% 0.0135 -0.1335)
OKLCH	oklch(49.33% 0.134 275.8)
XYZ	xyz(13.9941, 11.4137, 40.4874)
Luminance	0.1142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57AC #ACA34E

analogous

#4E86AC #4E57AC #744EAC

triadic

#4E57AC #AC4E57 #57AC4E

tetradic

#4E57AC #AC4E86 #ACA34E #4EAC74

square

#4E57AC #AC4E86 #ACA34E #4EAC74

split-complementary

#4E57AC #AC744E #86AC4E

monochromatic

#282C58 #3B4282 #4E57AC #767DC1 #A0A5D4

Accessibility & contrast

On white

6.40

#4E57AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4E57AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57AC

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57AC	#FFFFFF	#000000	##FFFFFF
##4E57AC	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E63AF

Deuteranopia (green-blind)

#225BAA

Tritanopia (blue-blind)

#206A79

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4e57ac;
/* rgb */ color: rgb(78, 87, 172);
/* oklch */ color: oklch(49.3% 0.134 275.8);

Tailwind

colors: {
  custom: {
    50: '#8786c5',
    500: '#4e57ac',
    950: '#000000',
  },
}

SCSS

$custom: #4e57ac;
$custom-light: #8786c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57ac",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 172
  },
  "hsl": {
    "h": 234.255,
    "s": 37.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.49334,
    "c": 0.13418,
    "h": 275.8
  },
  "luminance": 0.11415
}

Semantic roles & 50–950 ramp

primary

#4E57AC

secondary

#C1BD95

accent

#C35ACE

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4E57AC

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

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