#4157BA#4157BA

#4157BA is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.5% C 0.158 H 270.3°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4157BA
RGB	rgb(65, 87, 186)
HSL	hsl(229, 48%, 49%)
HSV	hsv(229, 65%, 73%)
CMYK	cmyk(65.1%, 53.2%, 0%, 27.1%)
CIE-LAB	lab(40.38, 23.81, -54.90)
CIE-LCH	lch(40.38, 59.84, 293.45°)
OKLab	oklab(49.5% 0.0007 -0.1576)
OKLCH	oklch(49.5% 0.158 270.3)
XYZ	xyz(14.4481, 11.4841, 47.9001)
Luminance	0.1148 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4157BA #BAA441

analogous

#4194BA #4157BA #6841BA

triadic

#4157BA #BA4157 #57BA41

tetradic

#4157BA #BA4194 #BAA441 #41BA68

square

#4157BA #BA4194 #BAA441 #41BA68

split-complementary

#4157BA #BA6841 #94BA41

monochromatic

#212D5F #31428D #4157BA #6C7ECC #9AA6DC

Accessibility & contrast

On white

6.37

#4157BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4157BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4157BA

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4157BA	#FFFFFF	#000000	##FFFFFF
##4157BA	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)

#1665BD

Deuteranopia (green-blind)

#005AB8

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4157ba;
/* rgb */ color: rgb(65, 87, 186);
/* oklch */ color: oklch(49.5% 0.158 270.3);

Tailwind

colors: {
  custom: {
    50: '#8286cf',
    500: '#4157ba',
    950: '#000000',
  },
}

SCSS

$custom: #4157ba;
$custom-light: #8286cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4157ba",
  "rgb": {
    "r": 65,
    "g": 87,
    "b": 186
  },
  "hsl": {
    "h": 229.091,
    "s": 48.207,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49504,
    "c": 0.15761,
    "h": 270.3
  },
  "luminance": 0.11485
}

Semantic roles & 50–950 ramp

primary

#4157BA

secondary

#C8BD8F

accent

#BF50D8

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4157BA

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

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