#4157AF#4157AF

#4157AF is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.7% C 0.142 H 269.9°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#4157AF
RGB	rgb(65, 87, 175)
HSL	hsl(228, 46%, 47%)
HSV	hsv(228, 63%, 69%)
CMYK	cmyk(62.9%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(39.64, 19.91, -49.63)
CIE-LCH	lch(39.64, 53.48, 291.86°)
OKLab	oklab(48.7% -0.0003 -0.1421)
OKLCH	oklch(48.7% 0.142 269.9)
XYZ	xyz(13.3234, 11.0342, 41.9768)
Luminance	0.1104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4157AF #AF9941

analogous

#418EAF #4157AF #6241AF

triadic

#4157AF #AF4157 #57AF41

tetradic

#4157AF #AF418E #AF9941 #41AF62

square

#4157AF #AF418E #AF9941 #41AF62

split-complementary

#4157AF #AF6241 #8EAF41

monochromatic

#202B56 #304182 #4157AF #677AC6 #93A1D7

Accessibility & contrast

On white

6.55

#4157AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#4157AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4157AF

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4157AF	#FFFFFF	#000000	##FFFFFF
##4157AF	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2763B2

Deuteranopia (green-blind)

#0C59AD

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4157af;
/* rgb */ color: rgb(65, 87, 175);
/* oklch */ color: oklch(48.7% 0.142 269.9);

Tailwind

colors: {
  custom: {
    50: '#8086c7',
    500: '#4157af',
    950: '#000000',
  },
}

SCSS

$custom: #4157af;
$custom-light: #8086c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4157af",
  "rgb": {
    "r": 65,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 228,
    "s": 45.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.48702,
    "c": 0.14213,
    "h": 269.9
  },
  "luminance": 0.11035
}

Semantic roles & 50–950 ramp

primary

#4157AF

secondary

#C2B789

accent

#BB52D5

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #4157AF

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

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