#407DBB#407DBB

#407DBB is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.8% C 0.115 H 250.8°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#407DBB
RGB	rgb(64, 125, 187)
HSL	hsl(210, 49%, 49%)
HSV	hsv(210, 66%, 73%)
CMYK	cmyk(65.8%, 33.2%, 0%, 26.7%)
CIE-LAB	lab(51.09, 0.15, -38.39)
CIE-LCH	lch(51.09, 38.39, 270.23°)
OKLab	oklab(57.76% -0.0378 -0.1087)
OKLCH	oklch(57.76% 0.115 250.8)
XYZ	xyz(18.4143, 19.3432, 49.7672)
Luminance	0.1935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407DBB #BB7E40

analogous

#40BBBB #407DBB #4140BB

triadic

#407DBB #BB407D #7DBB40

tetradic

#407DBB #BB40BB #BB7E40 #40BB41

square

#407DBB #BB40BB #BB7E40 #40BB41

split-complementary

#407DBB #BB4140 #BBBB40

monochromatic

#214060 #305F8D #407DBB #6C9CCD #99BADC

Accessibility & contrast

On white

4.31

#407DBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#407DBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407DBB

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407DBB	#FFFFFF	#000000	##000000
##407DBB	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6280BE

Deuteranopia (green-blind)

#5174BA

Tritanopia (blue-blind)

#008C93

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #407dbb;
/* rgb */ color: rgb(64, 125, 187);
/* oklch */ color: oklch(57.8% 0.115 250.8);

Tailwind

colors: {
  custom: {
    50: '#81a2d0',
    500: '#407dbb',
    950: '#000000',
  },
}

SCSS

$custom: #407dbb;
$custom-light: #81a2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#407dbb",
  "rgb": {
    "r": 64,
    "g": 125,
    "b": 187
  },
  "hsl": {
    "h": 210.244,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.57758,
    "c": 0.11511,
    "h": 250.8
  },
  "luminance": 0.19345
}

Semantic roles & 50–950 ramp

primary

#407DBB

secondary

#C8AC8F

accent

#944FD9

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #407DBB

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

Preview Lab → · Contrast checker → · Palette generator →