#409BBD#409BBD

#409BBD is a light, moderate cyan. Relative luminance 0.282; OKLCH L 64.9% C 0.099 H 226.2°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#409BBD
RGB	rgb(64, 155, 189)
HSL	hsl(196, 49%, 50%)
HSV	hsv(196, 66%, 74%)
CMYK	cmyk(66.1%, 18%, 0%, 25.9%)
CIE-LAB	lab(60.07, -16.24, -25.54)
CIE-LCH	lch(60.07, 30.26, 237.54°)
OKLab	oklab(64.91% -0.0685 -0.0714)
OKLCH	oklch(64.91% 0.099 226.2)
XYZ	xyz(23.0173, 28.2043, 52.3652)
Luminance	0.2821 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409BBD #BD6240

analogous

#40BDA1 #409BBD #405DBD

triadic

#409BBD #BD409B #9BBD40

tetradic

#409BBD #A140BD #BD6240 #5DBD40

square

#409BBD #A140BD #BD6240 #5DBD40

split-complementary

#409BBD #BD405D #BDA140

monochromatic

#215062 #31768F #409BBD #6DB3CD #9ACBDD

Accessibility & contrast

On white

3.16

#409BBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#409BBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409BBD

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409BBD	#FFFFFF	#000000	##000000
##409BBD	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8998BF

Deuteranopia (green-blind)

#778BBD

Tritanopia (blue-blind)

#00A5A6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #409bbd;
/* rgb */ color: rgb(64, 155, 189);
/* oklch */ color: oklch(64.9% 0.099 226.2);

Tailwind

colors: {
  custom: {
    50: '#83b8d1',
    500: '#409bbd',
    950: '#000000',
  },
}

SCSS

$custom: #409bbd;
$custom-light: #83b8d1;
$custom-dark: #000000;

JSON

{
  "hex": "#409bbd",
  "rgb": {
    "r": 64,
    "g": 155,
    "b": 189
  },
  "hsl": {
    "h": 196.32,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.64908,
    "c": 0.09894,
    "h": 226.2
  },
  "luminance": 0.28207
}

Semantic roles & 50–950 ramp

primary

#409BBD

secondary

#C99F90

accent

#744FD9

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #409BBD

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

Preview Lab → · Contrast checker → · Palette generator →