#407DA3#407DA3

#407DA3 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.5% C 0.086 H 238.3°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#407DA3
RGB	rgb(64, 125, 163)
HSL	hsl(203, 44%, 45%)
HSV	hsv(203, 61%, 64%)
CMYK	cmyk(60.7%, 23.3%, 0%, 36.1%)
CIE-LAB	lab(49.98, -7.99, -26.25)
CIE-LCH	lch(49.98, 27.44, 253.08°)
OKLab	oklab(56.52% -0.0455 -0.0735)
OKLCH	oklch(56.52% 0.086 238.3)
XYZ	xyz(16.0563, 18.4000, 37.3486)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407DA3 #A36640

analogous

#40A397 #407DA3 #404CA3

triadic

#407DA3 #A3407D #7DA340

tetradic

#407DA3 #9740A3 #A36640 #4CA340

square

#407DA3 #9740A3 #A36640 #4CA340

split-complementary

#407DA3 #A3404C #A39740

monochromatic

#1D3A4B #2F5B77 #407DA3 #609BC0 #8CB7D2

Accessibility & contrast

On white

4.49

#407DA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#407DA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407DA3

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407DA3	#FFFFFF	#000000	##000000
##407DA3	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7DA5

Deuteranopia (green-blind)

#5E72A2

Tritanopia (blue-blind)

#00878A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #407da3;
/* rgb */ color: rgb(64, 125, 163);
/* oklch */ color: oklch(56.5% 0.086 238.3);

Tailwind

colors: {
  custom: {
    50: '#7ea2be',
    500: '#407da3',
    950: '#000000',
  },
}

SCSS

$custom: #407da3;
$custom-light: #7ea2be;
$custom-dark: #000000;

JSON

{
  "hex": "#407da3",
  "rgb": {
    "r": 64,
    "g": 125,
    "b": 163
  },
  "hsl": {
    "h": 203.03,
    "s": 43.612,
    "l": 44.51
  },
  "oklch": {
    "l": 0.56519,
    "c": 0.08646,
    "h": 238.3
  },
  "luminance": 0.18402
}

Semantic roles & 50–950 ramp

primary

#407DA3

secondary

#BD9982

accent

#8554D3

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0B0F12

muted

#7C7E81

Preview Lab

Preview with #407DA3

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

Preview Lab → · Contrast checker → · Palette generator →