#3440C7#3440C7

#3440C7 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.7% C 0.206 H 271.2°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#3440C7
RGB	rgb(52, 64, 199)
HSL	hsl(235, 59%, 49%)
HSV	hsv(235, 74%, 78%)
CMYK	cmyk(73.9%, 67.8%, 0%, 22%)
CIE-LAB	lab(35.04, 41.22, -71.23)
CIE-LCH	lch(35.04, 82.30, 300.06°)
OKLab	oklab(45.68% 0.0045 -0.2061)
OKLCH	oklch(45.68% 0.206 271.2)
XYZ	xyz(13.5549, 8.5190, 54.9517)
Luminance	0.0852 (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

#3440C7 #C7BB34

analogous

#348AC7 #3440C7 #7234C7

triadic

#3440C7 #C73440 #40C734

tetradic

#3440C7 #C7348A #C7BB34 #34C772

square

#3440C7 #C7348A #C7BB34 #34C772

split-complementary

#3440C7 #C77234 #8AC734

monochromatic

#1B2166 #273096 #3440C7 #626CD6 #9399E3

Accessibility & contrast

On white

7.77

#3440C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3440C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3440C7

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3440C7	#FFFFFF	#000000	##FFFFFF
##3440C7	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CB

Deuteranopia (green-blind)

#004BC4

Tritanopia (blue-blind)

#00657E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3440c7;
/* rgb */ color: rgb(52, 64, 199);
/* oklch */ color: oklch(45.7% 0.206 271.2);

Tailwind

colors: {
  custom: {
    50: '#8175d9',
    500: '#3440c7',
    950: '#000000',
  },
}

SCSS

$custom: #3440c7;
$custom-light: #8175d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3440c7",
  "rgb": {
    "r": 52,
    "g": 64,
    "b": 199
  },
  "hsl": {
    "h": 235.102,
    "s": 58.566,
    "l": 49.216
  },
  "oklch": {
    "l": 0.45685,
    "c": 0.20612,
    "h": 271.2
  },
  "luminance": 0.0852
}

Semantic roles & 50–950 ramp

primary

#3440C7

secondary

#CEC889

accent

#D546E2

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3440C7

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

Preview Lab → · Contrast checker → · Palette generator →