#407CB8#407CB8

#407CB8 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.4% C 0.112 H 250.4°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#407CB8
RGB	rgb(64, 124, 184)
HSL	hsl(210, 48%, 49%)
HSV	hsv(210, 65%, 72%)
CMYK	cmyk(65.2%, 32.6%, 0%, 27.8%)
CIE-LAB	lab(50.65, -0.29, -37.36)
CIE-LCH	lch(50.65, 37.36, 269.56°)
OKLab	oklab(57.36% -0.0377 -0.1057)
OKLCH	oklch(57.36% 0.112 250.4)
XYZ	xyz(17.9705, 18.9642, 48.0515)
Luminance	0.1897 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407CB8 #B87C40

analogous

#40B8B8 #407CB8 #4040B8

triadic

#407CB8 #B8407C #7CB840

tetradic

#407CB8 #B840B8 #B87C40 #40B840

square

#407CB8 #B840B8 #B87C40 #40B840

split-complementary

#407CB8 #B84040 #B8B840

monochromatic

#203F5D #305D8B #407CB8 #6A9BCB #97B9DB

Accessibility & contrast

On white

4.38

#407CB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#407CB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407CB8

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407CB8	#FFFFFF	#000000	##000000
##407CB8	1.00	4.38	4.79	4.79
#FFFFFF	4.38	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)

#627FBB

Deuteranopia (green-blind)

#5173B7

Tritanopia (blue-blind)

#008A91

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #407cb8;
/* rgb */ color: rgb(64, 124, 184);
/* oklch */ color: oklch(57.4% 0.112 250.4);

Tailwind

colors: {
  custom: {
    50: '#81a1cd',
    500: '#407cb8',
    950: '#000000',
  },
}

SCSS

$custom: #407cb8;
$custom-light: #81a1cd;
$custom-dark: #000000;

JSON

{
  "hex": "#407cb8",
  "rgb": {
    "r": 64,
    "g": 124,
    "b": 184
  },
  "hsl": {
    "h": 210,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.57363,
    "c": 0.11222,
    "h": 250.4
  },
  "luminance": 0.18966
}

Semantic roles & 50–950 ramp

primary

#407CB8

secondary

#C7AA8D

accent

#9450D8

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #407CB8

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

Preview Lab → · Contrast checker → · Palette generator →