#409CDC#409CDC

#409CDC is a light, vivid cyan. Relative luminance 0.300; OKLCH L 66.6% C 0.128 H 242.7°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#409CDC
RGB	rgb(64, 156, 220)
HSL	hsl(205, 69%, 56%)
HSV	hsv(205, 71%, 86%)
CMYK	cmyk(70.9%, 29.1%, 0%, 13.7%)
CIE-LAB	lab(61.68, -6.49, -40.37)
CIE-LCH	lch(61.68, 40.89, 260.87°)
OKLab	oklab(66.62% -0.059 -0.1141)
OKLCH	oklch(66.62% 0.128 242.7)
XYZ	xyz(26.9161, 30.0312, 72.0743)
Luminance	0.3003 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409CDC #DC8040

analogous

#40DCCE #409CDC #404EDC

triadic

#409CDC #DC409C #9CDC40

tetradic

#409CDC #CE40DC #DC8040 #4EDC40

square

#409CDC #CE40DC #DC8040 #4EDC40

split-complementary

#409CDC #DC404E #DCCE40

monochromatic

#195B89 #237DBC #409CDC #74B7E5 #A7D2EF

Accessibility & contrast

On white

3.00

#409CDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.01

#409CDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #409CDC

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409CDC	#FFFFFF	#000000	##000000
##409CDC	1.00	3.00	7.01	7.01
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.01	21.00	1.00	1.00
##000000	7.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9DDF

Deuteranopia (green-blind)

#698EDB

Tritanopia (blue-blind)

#00ACB2

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #409cdc;
/* rgb */ color: rgb(64, 156, 220);
/* oklch */ color: oklch(66.6% 0.128 242.7);

Tailwind

colors: {
  custom: {
    50: '#87b9e7',
    500: '#409cdc',
    950: '#000000',
  },
}

SCSS

$custom: #409cdc;
$custom-light: #87b9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#409cdc",
  "rgb": {
    "r": 64,
    "g": 156,
    "b": 220
  },
  "hsl": {
    "h": 204.615,
    "s": 69.027,
    "l": 55.686
  },
  "oklch": {
    "l": 0.6662,
    "c": 0.12845,
    "h": 242.7
  },
  "luminance": 0.30034
}

Semantic roles & 50–950 ramp

primary

#409CDC

secondary

#DCB69B

accent

#843CEC

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #409CDC

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

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