#407BB4#407BB4

#407BB4 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.9% C 0.108 H 249.5°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#407BB4
RGB	rgb(64, 123, 180)
HSL	hsl(209, 48%, 48%)
HSV	hsv(209, 64%, 71%)
CMYK	cmyk(64.4%, 31.7%, 0%, 29.4%)
CIE-LAB	lab(50.16, -1.07, -35.83)
CIE-LCH	lch(50.16, 35.84, 268.28°)
OKLab	oklab(56.92% -0.0378 -0.1013)
OKLCH	oklch(56.92% 0.108 249.5)
XYZ	xyz(17.4325, 18.5495, 45.8329)
Luminance	0.1855 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407BB4 #B47940

analogous

#40B4B3 #407BB4 #4041B4

triadic

#407BB4 #B4407B #7BB440

tetradic

#407BB4 #B340B4 #B47940 #41B440

square

#407BB4 #B340B4 #B47940 #41B440

split-complementary

#407BB4 #B44041 #B4B340

monochromatic

#203D5A #305C87 #407BB4 #6899C9 #95B8D9

Accessibility & contrast

On white

4.46

#407BB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#407BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #407BB4

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407BB4	#FFFFFF	#000000	##000000
##407BB4	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)

#627EB6

Deuteranopia (green-blind)

#5272B3

Tritanopia (blue-blind)

#00888F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #407bb4;
/* rgb */ color: rgb(64, 123, 180);
/* oklch */ color: oklch(56.9% 0.108 249.5);

Tailwind

colors: {
  custom: {
    50: '#80a0ca',
    500: '#407bb4',
    950: '#000000',
  },
}

SCSS

$custom: #407bb4;
$custom-light: #80a0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#407bb4",
  "rgb": {
    "r": 64,
    "g": 123,
    "b": 180
  },
  "hsl": {
    "h": 209.483,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.56915,
    "c": 0.10807,
    "h": 249.5
  },
  "luminance": 0.18551
}

Semantic roles & 50–950 ramp

primary

#407BB4

secondary

#C5A78B

accent

#9351D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #407BB4

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

Preview Lab → · Contrast checker → · Palette generator →