#407DDA#407DDA

#407DDA is a mid, vivid blue. Relative luminance 0.208; OKLCH L 59.6% C 0.156 H 258.7°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#407DDA
RGB	rgb(64, 125, 218)
HSL	hsl(216, 68%, 55%)
HSV	hsv(216, 71%, 85%)
CMYK	cmyk(70.6%, 42.7%, 0%, 14.5%)
CIE-LAB	lab(52.75, 11.12, -53.40)
CIE-LCH	lch(52.75, 54.54, 281.77°)
OKLab	oklab(59.59% -0.0305 -0.1526)
OKLCH	oklch(59.59% 0.156 258.7)
XYZ	xyz(22.0983, 20.8168, 69.1695)
Luminance	0.2082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407DDA #DA9D40

analogous

#40CADA #407DDA #5040DA

triadic

#407DDA #DA407D #7DDA40

tetradic

#407DDA #DA40CA #DA9D40 #40DA50

square

#407DDA #DA40CA #DA9D40 #40DA50

split-complementary

#407DDA #DA5040 #CADA40

monochromatic

#1A4586 #245FB9 #407DDA #73A0E4 #A7C3EE

Accessibility & contrast

On white

4.07

#407DDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#407DDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407DDA

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407DDA	#FFFFFF	#000000	##000000
##407DDA	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5086DE

Deuteranopia (green-blind)

#3577D8

Tritanopia (blue-blind)

#0093A1

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #407dda;
/* rgb */ color: rgb(64, 125, 218);
/* oklch */ color: oklch(59.6% 0.156 258.7);

Tailwind

colors: {
  custom: {
    50: '#87a2e6',
    500: '#407dda',
    950: '#000000',
  },
}

SCSS

$custom: #407dda;
$custom-light: #87a2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#407dda",
  "rgb": {
    "r": 64,
    "g": 125,
    "b": 218
  },
  "hsl": {
    "h": 216.234,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.59593,
    "c": 0.15566,
    "h": 258.7
  },
  "luminance": 0.20819
}

Semantic roles & 50–950 ramp

primary

#407DDA

secondary

#DBC29B

accent

#A63DEA

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0F16

muted

#7D7E84

Preview Lab

Preview with #407DDA

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

Preview Lab → · Contrast checker → · Palette generator →