#40596B#40596B

#40596B is a mid, muted cyan. Relative luminance 0.093; OKLCH L 45.1% C 0.042 H 240.2°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#40596B
RGB	rgb(64, 89, 107)
HSL	hsl(205, 25%, 34%)
HSV	hsv(205, 40%, 42%)
CMYK	cmyk(40.2%, 16.8%, 0%, 58%)
CIE-LAB	lab(36.55, -4.32, -13.29)
CIE-LCH	lch(36.55, 13.98, 252.01°)
OKLab	oklab(45.12% -0.021 -0.0366)
OKLCH	oklch(45.12% 0.042 240.2)
XYZ	xyz(8.3397, 9.2958, 15.2619)
Luminance	0.0930 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40596B #6B5240

analogous

#406B67 #40596B #40436B

triadic

#40596B #6B4059 #596B40

tetradic

#40596B #67406B #6B5240 #436B40

square

#40596B #67406B #6B5240 #436B40

split-complementary

#40596B #6B4043 #6B6740

monochromatic

#12191E #293945 #40596B #577991 #7797AE

Accessibility & contrast

On white

7.34

#40596B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#40596B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40596B

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40596B	#FFFFFF	#000000	##FFFFFF
##40596B	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51596C

Deuteranopia (green-blind)

#4B546B

Tritanopia (blue-blind)

#315D5F

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #40596b;
/* rgb */ color: rgb(64, 89, 107);
/* oklch */ color: oklch(45.1% 0.042 240.2);

Tailwind

colors: {
  custom: {
    50: '#778795',
    500: '#40596b',
    950: '#000000',
  },
}

SCSS

$custom: #40596b;
$custom-light: #778795;
$custom-dark: #000000;

JSON

{
  "hex": "#40596b",
  "rgb": {
    "r": 64,
    "g": 89,
    "b": 107
  },
  "hsl": {
    "h": 205.116,
    "s": 25.146,
    "l": 33.529
  },
  "oklch": {
    "l": 0.45118,
    "c": 0.04225,
    "h": 240.2
  },
  "luminance": 0.09296
}

Semantic roles & 50–950 ramp

primary

#40596B

secondary

#99806E

accent

#8C66C2

background

#F7F8F9

surface

#EDEFF1

border

#C8CACB

text

#090B0D

muted

#7B7C7E

Preview Lab

Preview with #40596B

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

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