#4138AE#4138AE

#4138AE is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.9% C 0.180 H 279.0°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#4138AE
RGB	rgb(65, 56, 174)
HSL	hsl(245, 51%, 45%)
HSV	hsv(245, 68%, 68%)
CMYK	cmyk(62.6%, 67.8%, 0%, 31.8%)
CIE-LAB	lab(31.82, 39.23, -61.73)
CIE-LCH	lch(31.82, 73.14, 302.43°)
OKLab	oklab(42.88% 0.0282 -0.1779)
OKLCH	oklch(42.88% 0.18 279)
XYZ	xyz(11.2317, 7.0073, 40.7969)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4138AE #A5AE38

analogous

#386AAE #4138AE #7C38AE

triadic

#4138AE #AE4138 #38AE41

tetradic

#4138AE #AE386A #A5AE38 #38AE7C

square

#4138AE #AE386A #A5AE38 #38AE7C

split-complementary

#4138AE #AE7C38 #6AAE38

monochromatic

#1E1A51 #302980 #4138AE #6259CA #8E88D9

Accessibility & contrast

On white

8.74

#4138AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#4138AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4138AE

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4138AE	#FFFFFF	#000000	##FFFFFF
##4138AE	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB2

Deuteranopia (green-blind)

#0046AC

Tritanopia (blue-blind)

#00576E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4138ae;
/* rgb */ color: rgb(65, 56, 174);
/* oklch */ color: oklch(42.9% 0.180 279.0);

Tailwind

colors: {
  custom: {
    50: '#8270c7',
    500: '#4138ae',
    950: '#000000',
  },
}

SCSS

$custom: #4138ae;
$custom-light: #8270c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4138ae",
  "rgb": {
    "r": 65,
    "g": 56,
    "b": 174
  },
  "hsl": {
    "h": 244.576,
    "s": 51.304,
    "l": 45.098
  },
  "oklch": {
    "l": 0.42883,
    "c": 0.18017,
    "h": 279
  },
  "luminance": 0.07008
}

Semantic roles & 50–950 ramp

primary

#4138AE

secondary

#BEC37F

accent

#DB4DD0

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4138AE

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

Preview Lab → · Contrast checker → · Palette generator →