#40759D#40759D

#40759D is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 54.3% C 0.085 H 243.0°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#40759D
RGB	rgb(64, 117, 157)
HSL	hsl(206, 42%, 43%)
HSV	hsv(206, 59%, 62%)
CMYK	cmyk(59.2%, 25.5%, 0%, 38.4%)
CIE-LAB	lab(47.30, -5.30, -26.90)
CIE-LCH	lch(47.30, 27.42, 258.86°)
OKLab	oklab(54.31% -0.0384 -0.0754)
OKLCH	oklch(54.31% 0.085 243)
XYZ	xyz(14.5592, 16.2456, 34.2602)
Luminance	0.1625 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40759D #9D6840

analogous

#409D96 #40759D #40479D

triadic

#40759D #9D4075 #759D40

tetradic

#40759D #96409D #9D6840 #479D40

square

#40759D #96409D #9D6840 #479D40

split-complementary

#40759D #9D4047 #9D9640

monochromatic

#1D3446 #2E5572 #40759D #5D94BD #89B1CF

Accessibility & contrast

On white

4.94

#40759D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#40759D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40759D

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40759D	#FFFFFF	#000000	##FFFFFF
##40759D	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63759F

Deuteranopia (green-blind)

#576C9C

Tritanopia (blue-blind)

#007F83

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #40759d;
/* rgb */ color: rgb(64, 117, 157);
/* oklch */ color: oklch(54.3% 0.085 243.0);

Tailwind

colors: {
  custom: {
    50: '#7d9cba',
    500: '#40759d',
    950: '#000000',
  },
}

SCSS

$custom: #40759d;
$custom-light: #7d9cba;
$custom-dark: #000000;

JSON

{
  "hex": "#40759d",
  "rgb": {
    "r": 64,
    "g": 117,
    "b": 157
  },
  "hsl": {
    "h": 205.806,
    "s": 42.081,
    "l": 43.333
  },
  "oklch": {
    "l": 0.54309,
    "c": 0.08467,
    "h": 243
  },
  "luminance": 0.16247
}

Semantic roles & 50–950 ramp

primary

#40759D

secondary

#B9987F

accent

#8B56D2

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #40759D

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

Preview Lab → · Contrast checker → · Palette generator →