#409FE5#409FE5

#409FE5 is a light, vivid cyan. Relative luminance 0.315; OKLCH L 67.8% C 0.136 H 244.3°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#409FE5
RGB	rgb(64, 159, 229)
HSL	hsl(205, 76%, 57%)
HSV	hsv(205, 72%, 90%)
CMYK	cmyk(72.1%, 30.6%, 0%, 10.2%)
CIE-LAB	lab(62.96, -5.10, -43.34)
CIE-LCH	lch(62.96, 43.64, 263.29°)
OKLab	oklab(67.77% -0.0591 -0.1227)
OKLCH	oklch(67.77% 0.136 244.3)
XYZ	xyz(28.6499, 31.5402, 78.6915)
Luminance	0.3154 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409FE5 #E58640

analogous

#40E5D9 #409FE5 #404CE5

triadic

#409FE5 #E5409F #9FE540

tetradic

#409FE5 #D940E5 #E58640 #4CE540

square

#409FE5 #D940E5 #E58640 #4CE540

split-complementary

#409FE5 #E5404C #E5D940

monochromatic

#145F96 #1C81CC #409FE5 #76BAEC #ACD5F4

Accessibility & contrast

On white

2.87

#409FE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#409FE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #409FE5

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409FE5	#FFFFFF	#000000	##000000
##409FE5	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FA1E8

Deuteranopia (green-blind)

#6891E4

Tritanopia (blue-blind)

#00B0B8

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #409fe5;
/* rgb */ color: rgb(64, 159, 229);
/* oklch */ color: oklch(67.8% 0.136 244.3);

Tailwind

colors: {
  custom: {
    50: '#89bbed',
    500: '#409fe5',
    950: '#000000',
  },
}

SCSS

$custom: #409fe5;
$custom-light: #89bbed;
$custom-dark: #000000;

JSON

{
  "hex": "#409fe5",
  "rgb": {
    "r": 64,
    "g": 159,
    "b": 229
  },
  "hsl": {
    "h": 205.455,
    "s": 76.037,
    "l": 57.451
  },
  "oklch": {
    "l": 0.67767,
    "c": 0.13622,
    "h": 244.3
  },
  "luminance": 0.31543
}

Semantic roles & 50–950 ramp

primary

#409FE5

secondary

#E2BB9F

accent

#8635F3

background

#F9FBFE

surface

#F1F6FD

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #409FE5

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

Preview Lab → · Contrast checker → · Palette generator →