#4038AE#4038AE

#4038AE is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.8% C 0.180 H 278.6°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#4038AE
RGB	rgb(64, 56, 174)
HSL	hsl(244, 51%, 45%)
HSV	hsv(244, 68%, 68%)
CMYK	cmyk(63.2%, 67.8%, 0%, 31.8%)
CIE-LAB	lab(31.75, 39.08, -61.86)
CIE-LCH	lch(31.75, 73.17, 302.28°)
OKLab	oklab(42.81% 0.0269 -0.1783)
OKLCH	oklch(42.81% 0.18 278.6)
XYZ	xyz(11.1661, 6.9735, 40.7938)
Luminance	0.0697 (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

#4038AE #A6AE38

analogous

#386BAE #4038AE #7B38AE

triadic

#4038AE #AE4038 #38AE40

tetradic

#4038AE #AE386B #A6AE38 #38AE7B

square

#4038AE #AE386B #A6AE38 #38AE7B

split-complementary

#4038AE #AE7B38 #6BAE38

monochromatic

#1E1A51 #2F2980 #4038AE #6159CA #8D88D9

Accessibility & contrast

On white

8.77

#4038AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#4038AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4038AE

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4038AE	#FFFFFF	#000000	##FFFFFF
##4038AE	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	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: #4038ae;
/* rgb */ color: rgb(64, 56, 174);
/* oklch */ color: oklch(42.8% 0.180 278.6);

Tailwind

colors: {
  custom: {
    50: '#826fc7',
    500: '#4038ae',
    950: '#000000',
  },
}

SCSS

$custom: #4038ae;
$custom-light: #826fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4038ae",
  "rgb": {
    "r": 64,
    "g": 56,
    "b": 174
  },
  "hsl": {
    "h": 244.068,
    "s": 51.304,
    "l": 45.098
  },
  "oklch": {
    "l": 0.42808,
    "c": 0.18037,
    "h": 278.6
  },
  "luminance": 0.06974
}

Semantic roles & 50–950 ramp

primary

#4038AE

secondary

#BEC37F

accent

#DB4DD1

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4038AE

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

Preview Lab → · Contrast checker → · Palette generator →