#407BB1#407BB1

#407BB1 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.8% C 0.104 H 248.2°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#407BB1
RGB	rgb(64, 123, 177)
HSL	hsl(209, 47%, 47%)
HSV	hsv(209, 64%, 69%)
CMYK	cmyk(63.8%, 30.5%, 0%, 30.6%)
CIE-LAB	lab(50.01, -2.10, -34.32)
CIE-LCH	lch(50.01, 34.38, 266.49°)
OKLab	oklab(56.75% -0.0387 -0.0969)
OKLCH	oklch(56.75% 0.104 248.2)
XYZ	xyz(17.1302, 18.4286, 44.2408)
Luminance	0.1843 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407BB1 #B17640

analogous

#40B1AF #407BB1 #4042B1

triadic

#407BB1 #B1407B #7BB140

tetradic

#407BB1 #AF40B1 #B17640 #42B140

square

#407BB1 #AF40B1 #B17640 #42B140

split-complementary

#407BB1 #B14042 #B1AF40

monochromatic

#1F3D57 #305C84 #407BB1 #6699C8 #93B7D8

Accessibility & contrast

On white

4.48

#407BB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#407BB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407BB1

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407BB1	#FFFFFF	#000000	##000000
##407BB1	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#647DB3

Deuteranopia (green-blind)

#5472B0

Tritanopia (blue-blind)

#00888E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #407bb1;
/* rgb */ color: rgb(64, 123, 177);
/* oklch */ color: oklch(56.8% 0.104 248.2);

Tailwind

colors: {
  custom: {
    50: '#80a0c8',
    500: '#407bb1',
    950: '#000000',
  },
}

SCSS

$custom: #407bb1;
$custom-light: #80a0c8;
$custom-dark: #000000;

JSON

{
  "hex": "#407bb1",
  "rgb": {
    "r": 64,
    "g": 123,
    "b": 177
  },
  "hsl": {
    "h": 208.673,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.56754,
    "c": 0.1043,
    "h": 248.2
  },
  "luminance": 0.1843
}

Semantic roles & 50–950 ramp

primary

#407BB1

secondary

#C3A589

accent

#9151D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #407BB1

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

Preview Lab → · Contrast checker → · Palette generator →