#40669B#40669B

#40669B is a mid, moderate cyan. Relative luminance 0.130; OKLCH L 50.7% C 0.095 H 256.9°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#40669B
RGB	rgb(64, 102, 155)
HSL	hsl(215, 42%, 43%)
HSV	hsv(215, 59%, 61%)
CMYK	cmyk(58.7%, 34.2%, 0%, 39.2%)
CIE-LAB	lab(42.70, 3.14, -32.91)
CIE-LCH	lch(42.70, 33.06, 275.44°)
OKLab	oklab(50.67% -0.0216 -0.0929)
OKLCH	oklch(50.67% 0.095 256.9)
XYZ	xyz(12.7800, 12.9582, 32.8317)
Luminance	0.1296 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40669B #9B7540

analogous

#40939B #40669B #47409B

triadic

#40669B #9B4066 #669B40

tetradic

#40669B #9B4093 #9B7540 #409B47

square

#40669B #9B4093 #9B7540 #409B47

split-complementary

#40669B #9B4740 #939B40

monochromatic

#1C2D44 #2E4970 #40669B #5C84BC #88A5CE

Accessibility & contrast

On white

5.85

#40669B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#40669B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40669B

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40669B	#FFFFFF	#000000	##FFFFFF
##40669B	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#506A9D

Deuteranopia (green-blind)

#44619A

Tritanopia (blue-blind)

#007279

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #40669b;
/* rgb */ color: rgb(64, 102, 155);
/* oklch */ color: oklch(50.7% 0.095 256.9);

Tailwind

colors: {
  custom: {
    50: '#7c91b9',
    500: '#40669b',
    950: '#000000',
  },
}

SCSS

$custom: #40669b;
$custom-light: #7c91b9;
$custom-dark: #000000;

JSON

{
  "hex": "#40669b",
  "rgb": {
    "r": 64,
    "g": 102,
    "b": 155
  },
  "hsl": {
    "h": 214.945,
    "s": 41.553,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50668,
    "c": 0.09543,
    "h": 256.9
  },
  "luminance": 0.12959
}

Semantic roles & 50–950 ramp

primary

#40669B

secondary

#B8A07E

accent

#9E56D1

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C11

muted

#7C7D80

Preview Lab

Preview with #40669B

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

Preview Lab → · Contrast checker → · Palette generator →