#4157CA#4157CA

#4157CA is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.7% C 0.179 H 270.5°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#4157CA
RGB	rgb(65, 87, 202)
HSL	hsl(230, 56%, 52%)
HSV	hsv(230, 68%, 79%)
CMYK	cmyk(67.8%, 56.9%, 0%, 20.8%)
CIE-LAB	lab(41.54, 29.48, -62.33)
CIE-LCH	lch(41.54, 68.95, 295.31°)
OKLab	oklab(50.73% 0.0015 -0.1795)
OKLCH	oklch(50.73% 0.18 270.5)
XYZ	xyz(16.2452, 12.2029, 57.3649)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4157CA #CAB441

analogous

#419CCA #4157CA #7041CA

triadic

#4157CA #CA4157 #57CA41

tetradic

#4157CA #CA419C #CAB441 #41CA70

square

#4157CA #CA419C #CAB441 #41CA70

split-complementary

#4157CA #CA7041 #9CCA41

monochromatic

#202D71 #2D40A1 #4157CA #7181D7 #A1ACE5

Accessibility & contrast

On white

6.10

#4157CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4157CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4157CA

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4157CA	#FFFFFF	#000000	##FFFFFF
##4157CA	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CE

Deuteranopia (green-blind)

#005CC8

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4157ca;
/* rgb */ color: rgb(65, 87, 202);
/* oklch */ color: oklch(50.7% 0.179 270.5);

Tailwind

colors: {
  custom: {
    50: '#8686db',
    500: '#4157ca',
    950: '#000000',
  },
}

SCSS

$custom: #4157ca;
$custom-light: #8686db;
$custom-dark: #000000;

JSON

{
  "hex": "#4157ca",
  "rgb": {
    "r": 65,
    "g": 87,
    "b": 202
  },
  "hsl": {
    "h": 230.365,
    "s": 56.379,
    "l": 52.353
  },
  "oklch": {
    "l": 0.50734,
    "c": 0.1795,
    "h": 270.5
  },
  "luminance": 0.12204
}

Semantic roles & 50–950 ramp

primary

#4157CA

secondary

#D1C896

accent

#C748E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #4157CA

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

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