#409FB9#409FB9

#409FB9 is a light, moderate cyan. Relative luminance 0.294; OKLCH L 65.7% C 0.096 H 219.1°. Best body text is #000000 at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#409FB9
RGB	rgb(64, 159, 185)
HSL	hsl(193, 49%, 49%)
HSV	hsv(193, 65%, 73%)
CMYK	cmyk(65.4%, 14.1%, 0%, 27.5%)
CIE-LAB	lab(61.12, -19.65, -21.68)
CIE-LCH	lch(61.12, 29.25, 227.82°)
OKLab	oklab(65.7% -0.0743 -0.0604)
OKLCH	oklch(65.7% 0.096 219.1)
XYZ	xyz(23.2659, 29.3865, 50.3356)
Luminance	0.2939 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409FB9 #B95A40

analogous

#40B997 #409FB9 #4063B9

triadic

#409FB9 #B9409F #9FB940

tetradic

#409FB9 #9740B9 #B95A40 #63B940

square

#409FB9 #9740B9 #B95A40 #63B940

split-complementary

#409FB9 #B94063 #B99740

monochromatic

#21515E #30788C #409FB9 #6BB7CC #98CDDB

Accessibility & contrast

On white

3.05

#409FB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.88

#409FB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409FB9

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409FB9	#FFFFFF	#000000	##000000
##409FB9	1.00	3.05	6.88	6.88
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.88	21.00	1.00	1.00
##000000	6.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F9BBA

Deuteranopia (green-blind)

#7D8EB9

Tritanopia (blue-blind)

#00A8A7

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #409fb9;
/* rgb */ color: rgb(64, 159, 185);
/* oklch */ color: oklch(65.7% 0.096 219.1);

Tailwind

colors: {
  custom: {
    50: '#82bbce',
    500: '#409fb9',
    950: '#000000',
  },
}

SCSS

$custom: #409fb9;
$custom-light: #82bbce;
$custom-dark: #000000;

JSON

{
  "hex": "#409fb9",
  "rgb": {
    "r": 64,
    "g": 159,
    "b": 185
  },
  "hsl": {
    "h": 192.893,
    "s": 48.594,
    "l": 48.824
  },
  "oklch": {
    "l": 0.65697,
    "c": 0.09572,
    "h": 219.1
  },
  "luminance": 0.29389
}

Semantic roles & 50–950 ramp

primary

#409FB9

secondary

#C79A8E

accent

#6D50D8

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1213

muted

#7D8182

Preview Lab

Preview with #409FB9

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

Preview Lab → · Contrast checker → · Palette generator →