#407CB1#407CB1

#407CB1 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 57.0% C 0.103 H 247.4°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#407CB1
RGB	rgb(64, 124, 177)
HSL	hsl(208, 47%, 47%)
HSV	hsv(208, 64%, 69%)
CMYK	cmyk(63.8%, 29.9%, 0%, 30.6%)
CIE-LAB	lab(50.31, -2.70, -33.85)
CIE-LCH	lch(50.31, 33.96, 265.44°)
OKLab	oklab(56.99% -0.0397 -0.0955)
OKLCH	oklch(56.99% 0.103 247.4)
XYZ	xyz(17.2549, 18.6779, 44.2823)
Luminance	0.1868 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407CB1 #B17540

analogous

#40B1AE #407CB1 #4043B1

triadic

#407CB1 #B1407C #7CB140

tetradic

#407CB1 #AE40B1 #B17540 #43B140

square

#407CB1 #AE40B1 #B17540 #43B140

split-complementary

#407CB1 #B14043 #B1AE40

monochromatic

#1F3D57 #305D84 #407CB1 #669AC8 #93B8D8

Accessibility & contrast

On white

4.43

#407CB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#407CB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407CB1

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407CB1	#FFFFFF	#000000	##000000
##407CB1	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#657EB3

Deuteranopia (green-blind)

#5673B0

Tritanopia (blue-blind)

#00898F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #407cb1;
/* rgb */ color: rgb(64, 124, 177);
/* oklch */ color: oklch(57.0% 0.103 247.4);

Tailwind

colors: {
  custom: {
    50: '#80a1c8',
    500: '#407cb1',
    950: '#000000',
  },
}

SCSS

$custom: #407cb1;
$custom-light: #80a1c8;
$custom-dark: #000000;

JSON

{
  "hex": "#407cb1",
  "rgb": {
    "r": 64,
    "g": 124,
    "b": 177
  },
  "hsl": {
    "h": 208.142,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.56987,
    "c": 0.10345,
    "h": 247.4
  },
  "luminance": 0.1868
}

Semantic roles & 50–950 ramp

primary

#407CB1

secondary

#C3A589

accent

#9051D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #407CB1

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

Preview Lab → · Contrast checker → · Palette generator →