#4157CD#4157CD

#4157CD is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.0% C 0.184 H 270.5°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#4157CD
RGB	rgb(65, 87, 205)
HSL	hsl(231, 58%, 53%)
HSV	hsv(231, 68%, 80%)
CMYK	cmyk(68.3%, 57.6%, 0%, 19.6%)
CIE-LAB	lab(41.76, 30.54, -63.70)
CIE-LCH	lch(41.76, 70.64, 295.61°)
OKLab	oklab(50.97% 0.0016 -0.1835)
OKLCH	oklch(50.97% 0.184 270.5)
XYZ	xyz(16.6039, 12.3464, 59.2538)
Luminance	0.1235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4157CD #CDB741

analogous

#419DCD #4157CD #7141CD

triadic

#4157CD #CD4157 #57CD41

tetradic

#4157CD #CD419D #CDB741 #41CD71

square

#4157CD #CD419D #CDB741 #41CD71

split-complementary

#4157CD #CD7141 #9DCD41

monochromatic

#1F2C75 #2C3FA5 #4157CD #7182DA #A2ADE6

Accessibility & contrast

On white

6.05

#4157CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#4157CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4157CD

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4157CD	#FFFFFF	#000000	##FFFFFF
##4157CD	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D1

Deuteranopia (green-blind)

#005CCB

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4157cd;
/* rgb */ color: rgb(65, 87, 205);
/* oklch */ color: oklch(51.0% 0.184 270.5);

Tailwind

colors: {
  custom: {
    50: '#8686dd',
    500: '#4157cd',
    950: '#000000',
  },
}

SCSS

$custom: #4157cd;
$custom-light: #8686dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4157cd",
  "rgb": {
    "r": 65,
    "g": 87,
    "b": 205
  },
  "hsl": {
    "h": 230.571,
    "s": 58.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.50972,
    "c": 0.18351,
    "h": 270.5
  },
  "luminance": 0.12348
}

Semantic roles & 50–950 ramp

primary

#4157CD

secondary

#D3CA97

accent

#C946E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #4157CD

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

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