#408FB5#408FB5

#408FB5 is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.7% C 0.096 H 232.2°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#408FB5
RGB	rgb(64, 143, 181)
HSL	hsl(199, 48%, 48%)
HSV	hsv(199, 65%, 71%)
CMYK	cmyk(64.6%, 21%, 0%, 29%)
CIE-LAB	lab(56.16, -12.27, -27.05)
CIE-LCH	lch(56.16, 29.70, 245.59°)
OKLab	oklab(61.68% -0.0588 -0.0757)
OKLCH	oklch(61.68% 0.096 232.2)
XYZ	xyz(20.2740, 24.0690, 47.2844)
Luminance	0.2407 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408FB5 #B56640

analogous

#40B5A0 #408FB5 #4055B5

triadic

#408FB5 #B5408F #8FB540

tetradic

#408FB5 #A040B5 #B56640 #55B540

square

#408FB5 #A040B5 #B56640 #55B540

split-complementary

#408FB5 #B54055 #B5A040

monochromatic

#20485B #306B88 #408FB5 #68AACA #96C4DA

Accessibility & contrast

On white

3.61

#408FB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#408FB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408FB5

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408FB5	#FFFFFF	#000000	##000000
##408FB5	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB7

Deuteranopia (green-blind)

#6C81B4

Tritanopia (blue-blind)

#00999C

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #408fb5;
/* rgb */ color: rgb(64, 143, 181);
/* oklch */ color: oklch(61.7% 0.096 232.2);

Tailwind

colors: {
  custom: {
    50: '#81afcb',
    500: '#408fb5',
    950: '#000000',
  },
}

SCSS

$custom: #408fb5;
$custom-light: #81afcb;
$custom-dark: #000000;

JSON

{
  "hex": "#408fb5",
  "rgb": {
    "r": 64,
    "g": 143,
    "b": 181
  },
  "hsl": {
    "h": 199.487,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.61678,
    "c": 0.09588,
    "h": 232.2
  },
  "luminance": 0.24071
}

Semantic roles & 50–950 ramp

primary

#408FB5

secondary

#C59E8B

accent

#7C50D7

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #408FB5

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

Preview Lab → · Contrast checker → · Palette generator →