#408DC3#408DC3

#408DC3 is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.9% C 0.111 H 242.2°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#408DC3
RGB	rgb(64, 141, 195)
HSL	hsl(205, 52%, 51%)
HSV	hsv(205, 67%, 76%)
CMYK	cmyk(67.2%, 27.7%, 0%, 23.5%)
CIE-LAB	lab(56.17, -6.47, -34.99)
CIE-LCH	lch(56.17, 35.58, 259.52°)
OKLab	oklab(61.88% -0.0519 -0.0986)
OKLCH	oklch(61.88% 0.111 242.2)
XYZ	xyz(21.4858, 24.0776, 55.1343)
Luminance	0.2408 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408DC3 #C37640

analogous

#40C3B7 #408DC3 #404BC3

triadic

#408DC3 #C3408D #8DC340

tetradic

#408DC3 #B740C3 #C37640 #4BC340

square

#408DC3 #B740C3 #C37640 #4BC340

split-complementary

#408DC3 #C3404B #C3B740

monochromatic

#214B68 #2F6C97 #408DC3 #6FA9D2 #9DC5E0

Accessibility & contrast

On white

3.61

#408DC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#408DC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408DC3

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408DC3	#FFFFFF	#000000	##000000
##408DC3	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#758EC5

Deuteranopia (green-blind)

#6381C2

Tritanopia (blue-blind)

#009AA0

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #408dc3;
/* rgb */ color: rgb(64, 141, 195);
/* oklch */ color: oklch(61.9% 0.111 242.2);

Tailwind

colors: {
  custom: {
    50: '#83aed5',
    500: '#408dc3',
    950: '#000000',
  },
}

SCSS

$custom: #408dc3;
$custom-light: #83aed5;
$custom-dark: #000000;

JSON

{
  "hex": "#408dc3",
  "rgb": {
    "r": 64,
    "g": 141,
    "b": 195
  },
  "hsl": {
    "h": 204.733,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.61884,
    "c": 0.11147,
    "h": 242.2
  },
  "luminance": 0.2408
}

Semantic roles & 50–950 ramp

primary

#408DC3

secondary

#CCAA92

accent

#874CDC

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #408DC3

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

Preview Lab → · Contrast checker → · Palette generator →