#407FB3#407FB3

#407FB3 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.8% C 0.103 H 245.8°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#407FB3
RGB	rgb(64, 127, 179)
HSL	hsl(207, 47%, 48%)
HSV	hsv(207, 64%, 70%)
CMYK	cmyk(64.2%, 29.1%, 0%, 29.8%)
CIE-LAB	lab(51.29, -3.79, -33.47)
CIE-LCH	lch(51.29, 33.68, 263.54°)
OKLab	oklab(57.79% -0.0423 -0.0944)
OKLCH	oklch(57.79% 0.103 245.8)
XYZ	xyz(17.8374, 19.5216, 45.4671)
Luminance	0.1952 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407FB3 #B37440

analogous

#40B3AD #407FB3 #4046B3

triadic

#407FB3 #B3407F #7FB340

tetradic

#407FB3 #AD40B3 #B37440 #46B340

square

#407FB3 #AD40B3 #B37440 #46B340

split-complementary

#407FB3 #B34046 #B3AD40

monochromatic

#203F59 #305F86 #407FB3 #679DC9 #94BAD9

Accessibility & contrast

On white

4.28

#407FB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#407FB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407FB3

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407FB3	#FFFFFF	#000000	##000000
##407FB3	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6880B5

Deuteranopia (green-blind)

#5875B2

Tritanopia (blue-blind)

#008B91

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #407fb3;
/* rgb */ color: rgb(64, 127, 179);
/* oklch */ color: oklch(57.8% 0.103 245.8);

Tailwind

colors: {
  custom: {
    50: '#80a3ca',
    500: '#407fb3',
    950: '#000000',
  },
}

SCSS

$custom: #407fb3;
$custom-light: #80a3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#407fb3",
  "rgb": {
    "r": 64,
    "g": 127,
    "b": 179
  },
  "hsl": {
    "h": 207.13,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57793,
    "c": 0.10343,
    "h": 245.8
  },
  "luminance": 0.19523
}

Semantic roles & 50–950 ramp

primary

#407FB3

secondary

#C4A58A

accent

#8D51D7

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #407FB3

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

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