#407CCB#407CCB

#407CCB is a mid, vivid cyan. Relative luminance 0.198; OKLCH L 58.5% C 0.137 H 256.2°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#407CCB
RGB	rgb(64, 124, 203)
HSL	hsl(214, 57%, 52%)
HSV	hsv(214, 68%, 80%)
CMYK	cmyk(68.5%, 38.9%, 0%, 20.4%)
CIE-LAB	lab(51.63, 6.38, -46.69)
CIE-LCH	lch(51.63, 47.12, 277.78°)
OKLab	oklab(58.45% -0.0327 -0.133)
OKLCH	oklch(58.45% 0.137 256.2)
XYZ	xyz(20.0976, 19.8150, 59.2538)
Luminance	0.1982 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407CCB #CB8F40

analogous

#40C1CB #407CCB #4A40CB

triadic

#407CCB #CB407C #7CCB40

tetradic

#407CCB #CB40C1 #CB8F40 #40CB4A

square

#407CCB #CB40C1 #CB8F40 #40CB4A

split-complementary

#407CCB #CB4A40 #C1CB40

monochromatic

#1F4372 #2C5FA2 #407CCB #709DD8 #A0BEE5

Accessibility & contrast

On white

4.23

#407CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#407CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407CCB

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407CCB	#FFFFFF	#000000	##000000
##407CCB	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5882CE

Deuteranopia (green-blind)

#4375C9

Tritanopia (blue-blind)

#008E9A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #407ccb;
/* rgb */ color: rgb(64, 124, 203);
/* oklch */ color: oklch(58.5% 0.137 256.2);

Tailwind

colors: {
  custom: {
    50: '#84a1db',
    500: '#407ccb',
    950: '#000000',
  },
}

SCSS

$custom: #407ccb;
$custom-light: #84a1db;
$custom-dark: #000000;

JSON

{
  "hex": "#407ccb",
  "rgb": {
    "r": 64,
    "g": 124,
    "b": 203
  },
  "hsl": {
    "h": 214.101,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.58451,
    "c": 0.13693,
    "h": 256.2
  },
  "luminance": 0.19817
}

Semantic roles & 50–950 ramp

primary

#407CCB

secondary

#D2B895

accent

#9E47E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #407CCB

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

Preview Lab → · Contrast checker → · Palette generator →