#407BBC#407BBC

#407BBC is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.4% C 0.118 H 252.5°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#407BBC
RGB	rgb(64, 123, 188)
HSL	hsl(211, 49%, 49%)
HSV	hsv(211, 66%, 74%)
CMYK	cmyk(66%, 34.6%, 0%, 26.3%)
CIE-LAB	lab(50.55, 1.70, -39.81)
CIE-LCH	lch(50.55, 39.85, 272.45°)
OKLab	oklab(57.36% -0.0355 -0.1129)
OKLCH	oklch(57.36% 0.118 252.5)
XYZ	xyz(18.2711, 18.8849, 50.2495)
Luminance	0.1889 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407BBC #BC8140

analogous

#40B9BC #407BBC #4340BC

triadic

#407BBC #BC407B #7BBC40

tetradic

#407BBC #BC40B9 #BC8140 #40BC43

square

#407BBC #BC40B9 #BC8140 #40BC43

split-complementary

#407BBC #BC4340 #B9BC40

monochromatic

#213F61 #305D8E #407BBC #6C9ACD #9ABADD

Accessibility & contrast

On white

4.40

#407BBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#407BBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407BBC

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407BBC	#FFFFFF	#000000	##000000
##407BBC	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7FBF

Deuteranopia (green-blind)

#4D73BB

Tritanopia (blue-blind)

#008A93

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #407bbc;
/* rgb */ color: rgb(64, 123, 188);
/* oklch */ color: oklch(57.4% 0.118 252.5);

Tailwind

colors: {
  custom: {
    50: '#81a0d0',
    500: '#407bbc',
    950: '#000000',
  },
}

SCSS

$custom: #407bbc;
$custom-light: #81a0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#407bbc",
  "rgb": {
    "r": 64,
    "g": 123,
    "b": 188
  },
  "hsl": {
    "h": 211.452,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.57355,
    "c": 0.11831,
    "h": 252.5
  },
  "luminance": 0.18887
}

Semantic roles & 50–950 ramp

primary

#407BBC

secondary

#C9AD8F

accent

#974FD9

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #407BBC

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

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