#407DB1#407DB1

#407DB1 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.2% C 0.103 H 246.6°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#407DB1
RGB	rgb(64, 125, 177)
HSL	hsl(208, 47%, 47%)
HSV	hsv(208, 64%, 69%)
CMYK	cmyk(63.8%, 29.4%, 0%, 30.6%)
CIE-LAB	lab(50.60, -3.29, -33.39)
CIE-LCH	lch(50.60, 33.55, 264.37°)
OKLab	oklab(57.22% -0.0408 -0.0941)
OKLCH	oklch(57.22% 0.103 246.6)
XYZ	xyz(17.3808, 18.9298, 44.3243)
Luminance	0.1893 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407DB1 #B17440

analogous

#40B1AD #407DB1 #4044B1

triadic

#407DB1 #B1407D #7DB140

tetradic

#407DB1 #AD40B1 #B17440 #44B140

square

#407DB1 #AD40B1 #B17440 #44B140

split-complementary

#407DB1 #B14044 #B1AD40

monochromatic

#1F3E57 #305D84 #407DB1 #669BC8 #93B8D8

Accessibility & contrast

On white

4.39

#407DB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#407DB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407DB1

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407DB1	#FFFFFF	#000000	##000000
##407DB1	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667FB3

Deuteranopia (green-blind)

#5774B0

Tritanopia (blue-blind)

#00898F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #407db1;
/* rgb */ color: rgb(64, 125, 177);
/* oklch */ color: oklch(57.2% 0.103 246.6);

Tailwind

colors: {
  custom: {
    50: '#80a2c8',
    500: '#407db1',
    950: '#000000',
  },
}

SCSS

$custom: #407db1;
$custom-light: #80a2c8;
$custom-dark: #000000;

JSON

{
  "hex": "#407db1",
  "rgb": {
    "r": 64,
    "g": 125,
    "b": 177
  },
  "hsl": {
    "h": 207.611,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57221,
    "c": 0.10262,
    "h": 246.6
  },
  "luminance": 0.18932
}

Semantic roles & 50–950 ramp

primary

#407DB1

secondary

#C3A489

accent

#8F51D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #407DB1

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

Preview Lab → · Contrast checker → · Palette generator →