#409ED3#409ED3

#409ED3 is a light, moderate cyan. Relative luminance 0.302; OKLCH L 66.6% C 0.118 H 237.1°. Best body text is #000000 at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#409ED3
RGB	rgb(64, 158, 211)
HSL	hsl(202, 63%, 54%)
HSV	hsv(202, 70%, 83%)
CMYK	cmyk(69.7%, 25.1%, 0%, 17.3%)
CIE-LAB	lab(61.86, -10.65, -35.08)
CIE-LCH	lch(61.86, 36.66, 253.11°)
OKLab	oklab(66.63% -0.0638 -0.0988)
OKLCH	oklch(66.63% 0.118 237.1)
XYZ	xyz(26.0945, 30.2440, 66.0778)
Luminance	0.3025 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409ED3 #D37540

analogous

#40D3BF #409ED3 #4055D3

triadic

#409ED3 #D3409E #9ED340

tetradic

#409ED3 #BF40D3 #D37540 #55D340

square

#409ED3 #BF40D3 #D37540 #55D340

split-complementary

#409ED3 #D34055 #D3BF40

monochromatic

#1D5A7C #287EAE #409ED3 #72B7DE #A3D1EA

Accessibility & contrast

On white

2.98

#409ED3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.05

#409ED3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #409ED3

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409ED3	#FFFFFF	#000000	##000000
##409ED3	1.00	2.98	7.05	7.05
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.05	21.00	1.00	1.00
##000000	7.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859DD5

Deuteranopia (green-blind)

#718FD2

Tritanopia (blue-blind)

#00ACB0

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #409ed3;
/* rgb */ color: rgb(64, 158, 211);
/* oklch */ color: oklch(66.6% 0.118 237.1);

Tailwind

colors: {
  custom: {
    50: '#86bae0',
    500: '#409ed3',
    950: '#000000',
  },
}

SCSS

$custom: #409ed3;
$custom-light: #86bae0;
$custom-dark: #000000;

JSON

{
  "hex": "#409ed3",
  "rgb": {
    "r": 64,
    "g": 158,
    "b": 211
  },
  "hsl": {
    "h": 201.633,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.66633,
    "c": 0.11757,
    "h": 237.1
  },
  "luminance": 0.30247
}

Semantic roles & 50–950 ramp

primary

#409ED3

secondary

#D7AF98

accent

#7D42E6

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #409ED3

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

Preview Lab → · Contrast checker → · Palette generator →