#407BB9#407BB9

#407BB9 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.2% C 0.114 H 251.5°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#407BB9
RGB	rgb(64, 123, 185)
HSL	hsl(211, 49%, 49%)
HSV	hsv(211, 65%, 73%)
CMYK	cmyk(65.4%, 33.5%, 0%, 27.5%)
CIE-LAB	lab(50.40, 0.66, -38.32)
CIE-LCH	lch(50.40, 38.33, 270.98°)
OKLab	oklab(57.19% -0.0363 -0.1085)
OKLCH	oklch(57.19% 0.114 251.5)
XYZ	xyz(17.9511, 18.7569, 48.5639)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407BB9 #B97E40

analogous

#40B8B9 #407BB9 #4240B9

triadic

#407BB9 #B9407B #7BB940

tetradic

#407BB9 #B940B8 #B97E40 #40B942

square

#407BB9 #B940B8 #B97E40 #40B942

split-complementary

#407BB9 #B94240 #B8B940

monochromatic

#213F5E #305D8C #407BB9 #6B9ACC #98B9DB

Accessibility & contrast

On white

4.42

#407BB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#407BB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407BB9

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407BB9	#FFFFFF	#000000	##000000
##407BB9	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607EBC

Deuteranopia (green-blind)

#4F73B8

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #407bb9;
/* rgb */ color: rgb(64, 123, 185);
/* oklch */ color: oklch(57.2% 0.114 251.5);

Tailwind

colors: {
  custom: {
    50: '#81a0ce',
    500: '#407bb9',
    950: '#000000',
  },
}

SCSS

$custom: #407bb9;
$custom-light: #81a0ce;
$custom-dark: #000000;

JSON

{
  "hex": "#407bb9",
  "rgb": {
    "r": 64,
    "g": 123,
    "b": 185
  },
  "hsl": {
    "h": 210.744,
    "s": 48.594,
    "l": 48.824
  },
  "oklch": {
    "l": 0.57188,
    "c": 0.11444,
    "h": 251.5
  },
  "luminance": 0.18759
}

Semantic roles & 50–950 ramp

primary

#407BB9

secondary

#C7AB8E

accent

#9650D8

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #407BB9

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

Preview Lab → · Contrast checker → · Palette generator →