#409DE5#409DE5

#409DE5 is a light, vivid cyan. Relative luminance 0.309; OKLCH L 67.3% C 0.138 H 245.5°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#409DE5
RGB	rgb(64, 157, 229)
HSL	hsl(206, 76%, 57%)
HSV	hsv(206, 72%, 90%)
CMYK	cmyk(72.1%, 31.4%, 0%, 10.2%)
CIE-LAB	lab(62.39, -3.97, -44.24)
CIE-LCH	lch(62.39, 44.42, 264.88°)
OKLab	oklab(67.32% -0.0572 -0.1254)
OKLCH	oklch(67.32% 0.138 245.5)
XYZ	xyz(28.3088, 30.8579, 78.5778)
Luminance	0.3086 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409DE5 #E58840

analogous

#40E5DB #409DE5 #404AE5

triadic

#409DE5 #E5409D #9DE540

tetradic

#409DE5 #DB40E5 #E58840 #4AE540

square

#409DE5 #DB40E5 #E58840 #4AE540

split-complementary

#409DE5 #E5404A #E5DB40

monochromatic

#145E96 #1C7FCC #409DE5 #76B9EC #ACD4F4

Accessibility & contrast

On white

2.93

#409DE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#409DE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #409DE5

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409DE5	#FFFFFF	#000000	##000000
##409DE5	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C9FE8

Deuteranopia (green-blind)

#6590E4

Tritanopia (blue-blind)

#00AEB7

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #409de5;
/* rgb */ color: rgb(64, 157, 229);
/* oklch */ color: oklch(67.3% 0.138 245.5);

Tailwind

colors: {
  custom: {
    50: '#89b9ed',
    500: '#409de5',
    950: '#000000',
  },
}

SCSS

$custom: #409de5;
$custom-light: #89b9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#409de5",
  "rgb": {
    "r": 64,
    "g": 157,
    "b": 229
  },
  "hsl": {
    "h": 206.182,
    "s": 76.037,
    "l": 57.451
  },
  "oklch": {
    "l": 0.67315,
    "c": 0.13783,
    "h": 245.5
  },
  "luminance": 0.30861
}

Semantic roles & 50–950 ramp

primary

#409DE5

secondary

#E2BC9F

accent

#8835F3

background

#F9FBFE

surface

#F1F6FD

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #409DE5

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

Preview Lab → · Contrast checker → · Palette generator →