#4044E5#4044E5

#4044E5 is a mid, highly saturated blue. Relative luminance 0.109; OKLCH L 49.8% C 0.236 H 272.8°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#4044E5
RGB	rgb(64, 68, 229)
HSL	hsl(239, 76%, 57%)
HSV	hsv(239, 72%, 90%)
CMYK	cmyk(72.1%, 70.3%, 0%, 10.2%)
CIE-LAB	lab(39.38, 50.13, -81.35)
CIE-LCH	lch(39.38, 95.55, 301.64°)
OKLab	oklab(49.84% 0.0115 -0.2353)
OKLCH	oklch(49.84% 0.236 272.8)
XYZ	xyz(18.3196, 10.8795, 75.2480)
Luminance	0.1088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4044E5 #E5E140

analogous

#4097E5 #4044E5 #8E40E5

triadic

#4044E5 #E54044 #44E540

tetradic

#4044E5 #E54097 #E5E140 #40E58E

square

#4044E5 #E54097 #E5E140 #40E58E

split-complementary

#4044E5 #E58E40 #97E540

monochromatic

#141896 #1C20CC #4044E5 #7679EC #ACADF4

Accessibility & contrast

On white

6.61

#4044E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#4044E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4044E5

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4044E5	#FFFFFF	#000000	##FFFFFF
##4044E5	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065EA

Deuteranopia (green-blind)

#0055E2

Tritanopia (blue-blind)

#007190

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4044e5;
/* rgb */ color: rgb(64, 68, 229);
/* oklch */ color: oklch(49.8% 0.236 272.8);

Tailwind

colors: {
  custom: {
    50: '#8c79ef',
    500: '#4044e5',
    950: '#000000',
  },
}

SCSS

$custom: #4044e5;
$custom-light: #8c79ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4044e5",
  "rgb": {
    "r": 64,
    "g": 68,
    "b": 229
  },
  "hsl": {
    "h": 238.545,
    "s": 76.037,
    "l": 57.451
  },
  "oklch": {
    "l": 0.49838,
    "c": 0.2356,
    "h": 272.8
  },
  "luminance": 0.10881
}

Semantic roles & 50–950 ramp

primary

#4044E5

secondary

#E2E09F

accent

#EE35F3

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0917

muted

#7E7B85

Preview Lab

Preview with #4044E5

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

Preview Lab → · Contrast checker → · Palette generator →