#4E57BA#4E57BA

#4E57BA is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.3% C 0.154 H 275.5°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#4E57BA
RGB	rgb(78, 87, 186)
HSL	hsl(235, 44%, 52%)
HSV	hsv(235, 58%, 73%)
CMYK	cmyk(58.1%, 53.2%, 0%, 27.1%)
CIE-LAB	lab(41.18, 26.16, -53.56)
CIE-LCH	lch(41.18, 59.61, 296.03°)
OKLab	oklab(50.32% 0.0147 -0.1534)
OKLCH	oklch(50.32% 0.154 275.5)
XYZ	xyz(15.4101, 11.9801, 47.9452)
Luminance	0.1198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57BA #BAB14E

analogous

#4E8DBA #4E57BA #7B4EBA

triadic

#4E57BA #BA4E57 #57BA4E

tetradic

#4E57BA #BA4E8D #BAB14E #4EBA7B

square

#4E57BA #BA4E8D #BAB14E #4EBA7B

split-complementary

#4E57BA #BA7B4E #8DBA4E

monochromatic

#282D66 #394092 #4E57BA #7A81CB #A6ABDC

Accessibility & contrast

On white

6.18

#4E57BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#4E57BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57BA

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57BA	#FFFFFF	#000000	##FFFFFF
##4E57BA	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C66BD

Deuteranopia (green-blind)

#005DB8

Tritanopia (blue-blind)

#026E80

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4e57ba;
/* rgb */ color: rgb(78, 87, 186);
/* oklch */ color: oklch(50.3% 0.154 275.5);

Tailwind

colors: {
  custom: {
    50: '#8986cf',
    500: '#4e57ba',
    950: '#000000',
  },
}

SCSS

$custom: #4e57ba;
$custom-light: #8986cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57ba",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 186
  },
  "hsl": {
    "h": 235,
    "s": 43.902,
    "l": 51.765
  },
  "oklch": {
    "l": 0.50317,
    "c": 0.15408,
    "h": 275.5
  },
  "luminance": 0.11981
}

Semantic roles & 50–950 ramp

primary

#4E57BA

secondary

#CAC69A

accent

#C954D4

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4E57BA

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

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