#40647C#40647C

#40647C is a mid, muted cyan. Relative luminance 0.117; OKLCH L 48.6% C 0.057 H 238.7°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#40647C
RGB	rgb(64, 100, 124)
HSL	hsl(204, 32%, 37%)
HSV	hsv(204, 48%, 49%)
CMYK	cmyk(48.4%, 19.4%, 0%, 51.4%)
CIE-LAB	lab(40.67, -5.82, -17.43)
CIE-LCH	lch(40.67, 18.37, 251.54°)
OKLab	oklab(48.6% -0.0294 -0.0484)
OKLCH	oklch(48.6% 0.057 238.7)
XYZ	xyz(10.3083, 11.6588, 20.7721)
Luminance	0.1166 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40647C #7C5840

analogous

#407C76 #40647C #40467C

triadic

#40647C #7C4064 #647C40

tetradic

#40647C #76407C #7C5840 #467C40

square

#40647C #76407C #7C5840 #467C40

split-complementary

#40647C #7C4046 #7C7640

monochromatic

#16232B #2B4354 #40647C #5585A4 #7BA2BB

Accessibility & contrast

On white

6.30

#40647C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#40647C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40647C

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40647C	#FFFFFF	#000000	##FFFFFF
##40647C	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59637D

Deuteranopia (green-blind)

#515D7C

Tritanopia (blue-blind)

#256A6C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #40647c;
/* rgb */ color: rgb(64, 100, 124);
/* oklch */ color: oklch(48.6% 0.057 238.7);

Tailwind

colors: {
  custom: {
    50: '#7890a2',
    500: '#40647c',
    950: '#000000',
  },
}

SCSS

$custom: #40647c;
$custom-light: #7890a2;
$custom-dark: #000000;

JSON

{
  "hex": "#40647c",
  "rgb": {
    "r": 64,
    "g": 100,
    "b": 124
  },
  "hsl": {
    "h": 204,
    "s": 31.915,
    "l": 36.863
  },
  "oklch": {
    "l": 0.48603,
    "c": 0.05661,
    "h": 238.7
  },
  "luminance": 0.1166
}

Semantic roles & 50–950 ramp

primary

#40647C

secondary

#A68772

accent

#8960C8

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#090C0F

muted

#7B7D7E

Preview Lab

Preview with #40647C

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

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