#407F99#407F99

#407F99 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.5% C 0.076 H 227.4°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#407F99
RGB	rgb(64, 127, 153)
HSL	hsl(198, 41%, 43%)
HSV	hsv(198, 58%, 60%)
CMYK	cmyk(58.2%, 17%, 0%, 40%)
CIE-LAB	lab(50.18, -12.36, -20.11)
CIE-LCH	lch(50.18, 23.60, 238.42°)
OKLab	oklab(56.54% -0.0515 -0.056)
OKLCH	oklch(56.54% 0.076 227.4)
XYZ	xyz(15.4513, 18.5672, 32.9004)
Luminance	0.1857 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407F99 #995A40

analogous

#409986 #407F99 #405299

triadic

#407F99 #99407F #7F9940

tetradic

#407F99 #864099 #995A40 #529940

square

#407F99 #864099 #995A40 #529940

split-complementary

#407F99 #994052 #998640

monochromatic

#1C3743 #2E5B6E #407F99 #5C9FBB #87B8CD

Accessibility & contrast

On white

4.46

#407F99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#407F99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407F99

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407F99	#FFFFFF	#000000	##000000
##407F99	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717D9A

Deuteranopia (green-blind)

#657399

Tritanopia (blue-blind)

#008787

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #407f99;
/* rgb */ color: rgb(64, 127, 153);
/* oklch */ color: oklch(56.5% 0.076 227.4);

Tailwind

colors: {
  custom: {
    50: '#7da4b7',
    500: '#407f99',
    950: '#000000',
  },
}

SCSS

$custom: #407f99;
$custom-light: #7da4b7;
$custom-dark: #000000;

JSON

{
  "hex": "#407f99",
  "rgb": {
    "r": 64,
    "g": 127,
    "b": 153
  },
  "hsl": {
    "h": 197.528,
    "s": 41.014,
    "l": 42.549
  },
  "oklch": {
    "l": 0.56541,
    "c": 0.07607,
    "h": 227.4
  },
  "luminance": 0.18569
}

Semantic roles & 50–950 ramp

primary

#407F99

secondary

#B78E7E

accent

#7B57D1

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #407F99

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

Preview Lab → · Contrast checker → · Palette generator →