#409EB9#409EB9

#409EB9 is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.5% C 0.096 H 220.1°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#409EB9
RGB	rgb(64, 158, 185)
HSL	hsl(193, 49%, 49%)
HSV	hsv(193, 65%, 73%)
CMYK	cmyk(65.4%, 14.6%, 0%, 27.5%)
CIE-LAB	lab(60.82, -19.12, -22.14)
CIE-LCH	lch(60.82, 29.25, 229.19°)
OKLab	oklab(65.46% -0.0732 -0.0617)
OKLCH	oklch(65.46% 0.096 220.1)
XYZ	xyz(23.0946, 29.0440, 50.2785)
Luminance	0.2905 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409EB9 #B95B40

analogous

#40B998 #409EB9 #4062B9

triadic

#409EB9 #B9409E #9EB940

tetradic

#409EB9 #9840B9 #B95B40 #62B940

square

#409EB9 #9840B9 #B95B40 #62B940

split-complementary

#409EB9 #B94062 #B99840

monochromatic

#21505E #30778C #409EB9 #6BB6CC #98CCDB

Accessibility & contrast

On white

3.08

#409EB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#409EB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409EB9

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409EB9	#FFFFFF	#000000	##000000
##409EB9	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D9ABA

Deuteranopia (green-blind)

#7C8DB9

Tritanopia (blue-blind)

#00A7A7

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #409eb9;
/* rgb */ color: rgb(64, 158, 185);
/* oklch */ color: oklch(65.5% 0.096 220.1);

Tailwind

colors: {
  custom: {
    50: '#82bace',
    500: '#409eb9',
    950: '#000000',
  },
}

SCSS

$custom: #409eb9;
$custom-light: #82bace;
$custom-dark: #000000;

JSON

{
  "hex": "#409eb9",
  "rgb": {
    "r": 64,
    "g": 158,
    "b": 185
  },
  "hsl": {
    "h": 193.388,
    "s": 48.594,
    "l": 48.824
  },
  "oklch": {
    "l": 0.65456,
    "c": 0.09574,
    "h": 220.1
  },
  "luminance": 0.29046
}

Semantic roles & 50–950 ramp

primary

#409EB9

secondary

#C79A8E

accent

#6E50D8

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #409EB9

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

Preview Lab → · Contrast checker → · Palette generator →