#407AB3#407AB3

#407AB3 is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.6% C 0.108 H 249.9°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#407AB3
RGB	rgb(64, 122, 179)
HSL	hsl(210, 47%, 48%)
HSV	hsv(210, 64%, 70%)
CMYK	cmyk(64.2%, 31.8%, 0%, 29.8%)
CIE-LAB	lab(49.81, -0.82, -35.79)
CIE-LCH	lch(49.81, 35.80, 268.69°)
OKLab	oklab(56.63% -0.037 -0.1011)
OKLCH	oklch(56.63% 0.108 249.9)
XYZ	xyz(17.2076, 18.2620, 45.2572)
Luminance	0.1826 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407AB3 #B37940

analogous

#40B3B2 #407AB3 #4041B3

triadic

#407AB3 #B3407A #7AB340

tetradic

#407AB3 #B240B3 #B37940 #41B340

square

#407AB3 #B240B3 #B37940 #41B340

split-complementary

#407AB3 #B34041 #B3B240

monochromatic

#203D59 #305B86 #407AB3 #6799C9 #94B7D9

Accessibility & contrast

On white

4.51

#407AB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#407AB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407AB3

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407AB3	#FFFFFF	#000000	##000000
##407AB3	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#617DB5

Deuteranopia (green-blind)

#5271B2

Tritanopia (blue-blind)

#00878E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #407ab3;
/* rgb */ color: rgb(64, 122, 179);
/* oklch */ color: oklch(56.6% 0.108 249.9);

Tailwind

colors: {
  custom: {
    50: '#80a0ca',
    500: '#407ab3',
    950: '#000000',
  },
}

SCSS

$custom: #407ab3;
$custom-light: #80a0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#407ab3",
  "rgb": {
    "r": 64,
    "g": 122,
    "b": 179
  },
  "hsl": {
    "h": 209.739,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.56629,
    "c": 0.1077,
    "h": 249.9
  },
  "luminance": 0.18264
}

Semantic roles & 50–950 ramp

primary

#407AB3

secondary

#C4A78A

accent

#9351D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #407AB3

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

Preview Lab → · Contrast checker → · Palette generator →