#407CB4#407CB4

#407CB4 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.1% C 0.107 H 248.8°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#407CB4
RGB	rgb(64, 124, 180)
HSL	hsl(209, 48%, 48%)
HSV	hsv(209, 64%, 71%)
CMYK	cmyk(64.4%, 31.1%, 0%, 29.4%)
CIE-LAB	lab(50.45, -1.67, -35.36)
CIE-LCH	lch(50.45, 35.40, 267.30°)
OKLab	oklab(57.15% -0.0388 -0.0999)
OKLCH	oklch(57.15% 0.107 248.8)
XYZ	xyz(17.5572, 18.7988, 45.8744)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407CB4 #B47840

analogous

#40B4B2 #407CB4 #4042B4

triadic

#407CB4 #B4407C #7CB440

tetradic

#407CB4 #B240B4 #B47840 #42B440

square

#407CB4 #B240B4 #B47840 #42B440

split-complementary

#407CB4 #B44042 #B4B240

monochromatic

#203E5A #305D87 #407CB4 #689AC9 #95B8D9

Accessibility & contrast

On white

4.41

#407CB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#407CB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407CB4

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407CB4	#FFFFFF	#000000	##000000
##407CB4	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#647EB6

Deuteranopia (green-blind)

#5473B3

Tritanopia (blue-blind)

#008990

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #407cb4;
/* rgb */ color: rgb(64, 124, 180);
/* oklch */ color: oklch(57.1% 0.107 248.8);

Tailwind

colors: {
  custom: {
    50: '#80a1ca',
    500: '#407cb4',
    950: '#000000',
  },
}

SCSS

$custom: #407cb4;
$custom-light: #80a1ca;
$custom-dark: #000000;

JSON

{
  "hex": "#407cb4",
  "rgb": {
    "r": 64,
    "g": 124,
    "b": 180
  },
  "hsl": {
    "h": 208.966,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.57147,
    "c": 0.10718,
    "h": 248.8
  },
  "luminance": 0.18801
}

Semantic roles & 50–950 ramp

primary

#407CB4

secondary

#C5A78B

accent

#9251D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #407CB4

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

Preview Lab → · Contrast checker → · Palette generator →