#409CE5#409CE5

#409CE5 is a light, vivid cyan. Relative luminance 0.305; OKLCH L 67.1% C 0.139 H 246.0°. Best body text is #000000 at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#409CE5
RGB	rgb(64, 156, 229)
HSL	hsl(207, 76%, 57%)
HSV	hsv(207, 72%, 90%)
CMYK	cmyk(72.1%, 31.9%, 0%, 10.2%)
CIE-LAB	lab(62.10, -3.40, -44.70)
CIE-LCH	lch(62.10, 44.82, 265.66°)
OKLab	oklab(67.09% -0.0563 -0.1267)
OKLCH	oklch(67.09% 0.139 246)
XYZ	xyz(28.1403, 30.5209, 78.5216)
Luminance	0.3052 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409CE5 #E58940

analogous

#40E5DB #409CE5 #404AE5

triadic

#409CE5 #E5409C #9CE540

tetradic

#409CE5 #DB40E5 #E58940 #4AE540

square

#409CE5 #DB40E5 #E58940 #4AE540

split-complementary

#409CE5 #E5404A #E5DB40

monochromatic

#145D96 #1C7ECC #409CE5 #76B8EC #ACD4F4

Accessibility & contrast

On white

2.96

#409CE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.10

#409CE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #409CE5

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409CE5	#FFFFFF	#000000	##000000
##409CE5	1.00	2.96	7.10	7.10
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.10	21.00	1.00	1.00
##000000	7.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B9FE8

Deuteranopia (green-blind)

#648FE4

Tritanopia (blue-blind)

#00AEB6

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #409ce5;
/* rgb */ color: rgb(64, 156, 229);
/* oklch */ color: oklch(67.1% 0.139 246.0);

Tailwind

colors: {
  custom: {
    50: '#89b8ed',
    500: '#409ce5',
    950: '#000000',
  },
}

SCSS

$custom: #409ce5;
$custom-light: #89b8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#409ce5",
  "rgb": {
    "r": 64,
    "g": 156,
    "b": 229
  },
  "hsl": {
    "h": 206.545,
    "s": 76.037,
    "l": 57.451
  },
  "oklch": {
    "l": 0.67089,
    "c": 0.13866,
    "h": 246
  },
  "luminance": 0.30524
}

Semantic roles & 50–950 ramp

primary

#409CE5

secondary

#E2BD9F

accent

#8935F3

background

#F9FBFE

surface

#F1F6FD

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #409CE5

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

Preview Lab → · Contrast checker → · Palette generator →