#4044B8#4044B8

#4044B8 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.7% C 0.179 H 275.2°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#4044B8
RGB	rgb(64, 68, 184)
HSL	hsl(238, 48%, 49%)
HSV	hsv(238, 65%, 72%)
CMYK	cmyk(65.2%, 63%, 0%, 27.8%)
CIE-LAB	lab(35.37, 35.08, -61.87)
CIE-LCH	lch(35.37, 71.12, 299.55°)
OKLab	oklab(45.71% 0.0163 -0.1783)
OKLCH	oklch(45.71% 0.179 275.2)
XYZ	xyz(12.8304, 8.6838, 46.3381)
Luminance	0.0868 (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

#4044B8 #B8B440

analogous

#4080B8 #4044B8 #7840B8

triadic

#4044B8 #B84044 #44B840

tetradic

#4044B8 #B84080 #B8B440 #40B878

square

#4044B8 #B84080 #B8B440 #40B878

split-complementary

#4044B8 #B87840 #80B840

monochromatic

#20225D #30338B #4044B8 #6A6DCB #979ADB

Accessibility & contrast

On white

7.67

#4044B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#4044B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4044B8

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4044B8	#FFFFFF	#000000	##FFFFFF
##4044B8	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BC

Deuteranopia (green-blind)

#004EB6

Tritanopia (blue-blind)

#006177

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4044b8;
/* rgb */ color: rgb(64, 68, 184);
/* oklch */ color: oklch(45.7% 0.179 275.2);

Tailwind

colors: {
  custom: {
    50: '#8378ce',
    500: '#4044b8',
    950: '#000000',
  },
}

SCSS

$custom: #4044b8;
$custom-light: #8378ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4044b8",
  "rgb": {
    "r": 64,
    "g": 68,
    "b": 184
  },
  "hsl": {
    "h": 238,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45709,
    "c": 0.17908,
    "h": 275.2
  },
  "luminance": 0.08685
}

Semantic roles & 50–950 ramp

primary

#4044B8

secondary

#C7C58D

accent

#D350D8

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4044B8

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

Preview Lab → · Contrast checker → · Palette generator →