#405ECE#405ECE

#405ECE is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.3% C 0.177 H 268.3°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#405ECE
RGB	rgb(64, 94, 206)
HSL	hsl(227, 59%, 53%)
HSV	hsv(227, 69%, 81%)
CMYK	cmyk(68.9%, 54.4%, 0%, 19.2%)
CIE-LAB	lab(43.58, 26.30, -61.32)
CIE-LCH	lch(43.58, 66.72, 293.21°)
OKLab	oklab(52.34% -0.0051 -0.1764)
OKLCH	oklch(52.34% 0.177 268.3)
XYZ	xyz(17.2538, 13.5499, 60.0867)
Luminance	0.1355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405ECE #CEB040

analogous

#40A5CE #405ECE #6940CE

triadic

#405ECE #CE405E #5ECE40

tetradic

#405ECE #CE40A5 #CEB040 #40CE69

square

#405ECE #CE40A5 #CEB040 #40CE69

split-complementary

#405ECE #CE6940 #A5CE40

monochromatic

#1E3175 #2B45A6 #405ECE #7187DA #A1B0E7

Accessibility & contrast

On white

5.66

#405ECE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#405ECE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405ECE

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405ECE	#FFFFFF	#000000	##FFFFFF
##405ECE	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED2

Deuteranopia (green-blind)

#0061CC

Tritanopia (blue-blind)

#00798D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #405ece;
/* rgb */ color: rgb(64, 94, 206);
/* oklch */ color: oklch(52.3% 0.177 268.3);

Tailwind

colors: {
  custom: {
    50: '#858bde',
    500: '#405ece',
    950: '#000000',
  },
}

SCSS

$custom: #405ece;
$custom-light: #858bde;
$custom-dark: #000000;

JSON

{
  "hex": "#405ece",
  "rgb": {
    "r": 64,
    "g": 94,
    "b": 206
  },
  "hsl": {
    "h": 227.324,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.52344,
    "c": 0.17652,
    "h": 268.3
  },
  "luminance": 0.13552
}

Semantic roles & 50–950 ramp

primary

#405ECE

secondary

#D4C796

accent

#C145E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #405ECE

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

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