#40749F#40749F

#40749F is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 54.2% C 0.088 H 245.4°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#40749F
RGB	rgb(64, 116, 159)
HSL	hsl(207, 43%, 44%)
HSV	hsv(207, 60%, 62%)
CMYK	cmyk(59.7%, 27%, 0%, 37.6%)
CIE-LAB	lab(47.08, -4.04, -28.41)
CIE-LCH	lch(47.08, 28.69, 261.92°)
OKLab	oklab(54.17% -0.0366 -0.0798)
OKLCH	oklch(54.17% 0.088 245.4)
XYZ	xyz(14.6155, 16.0826, 35.1282)
Luminance	0.1608 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40749F #9F6B40

analogous

#409F9A #40749F #40449F

triadic

#40749F #9F4074 #749F40

tetradic

#40749F #9A409F #9F6B40 #449F40

square

#40749F #9A409F #9F6B40 #449F40

split-complementary

#40749F #9F4044 #9F9A40

monochromatic

#1D3448 #2E5473 #40749F #5E93BE #8AB0D0

Accessibility & contrast

On white

4.98

#40749F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#40749F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40749F

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40749F	#FFFFFF	#000000	##FFFFFF
##40749F	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6175A1

Deuteranopia (green-blind)

#556B9E

Tritanopia (blue-blind)

#007E83

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #40749f;
/* rgb */ color: rgb(64, 116, 159);
/* oklch */ color: oklch(54.2% 0.088 245.4);

Tailwind

colors: {
  custom: {
    50: '#7d9bbb',
    500: '#40749f',
    950: '#000000',
  },
}

SCSS

$custom: #40749f;
$custom-light: #7d9bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#40749f",
  "rgb": {
    "r": 64,
    "g": 116,
    "b": 159
  },
  "hsl": {
    "h": 207.158,
    "s": 42.601,
    "l": 43.725
  },
  "oklch": {
    "l": 0.54171,
    "c": 0.08778,
    "h": 245.4
  },
  "luminance": 0.16084
}

Semantic roles & 50–950 ramp

primary

#40749F

secondary

#BB9B80

accent

#8E55D2

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #40749F

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

Preview Lab → · Contrast checker → · Palette generator →