#4097B3#4097B3

#4097B3 is a light, moderate cyan. Relative luminance 0.265; OKLCH L 63.5% C 0.092 H 222.4°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#4097B3
RGB	rgb(64, 151, 179)
HSL	hsl(195, 47%, 48%)
HSV	hsv(195, 64%, 70%)
CMYK	cmyk(64.2%, 15.6%, 0%, 29.8%)
CIE-LAB	lab(58.49, -17.29, -22.32)
CIE-LCH	lch(58.49, 28.24, 232.25°)
OKLab	oklab(63.51% -0.0681 -0.0622)
OKLCH	oklch(63.51% 0.092 222.4)
XYZ	xyz(21.3144, 26.4756, 46.6261)
Luminance	0.2648 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4097B3 #B35C40

analogous

#40B396 #4097B3 #405DB3

triadic

#4097B3 #B34097 #97B340

tetradic

#4097B3 #9640B3 #B35C40 #5DB340

square

#4097B3 #9640B3 #B35C40 #5DB340

split-complementary

#4097B3 #B3405D #B39640

monochromatic

#204B59 #307186 #4097B3 #67B1C9 #94C8D9

Accessibility & contrast

On white

3.34

#4097B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#4097B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4097B3

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4097B3	#FFFFFF	#000000	##000000
##4097B3	1.00	3.34	6.30	6.30
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8793B4

Deuteranopia (green-blind)

#7687B3

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4097b3;
/* rgb */ color: rgb(64, 151, 179);
/* oklch */ color: oklch(63.5% 0.092 222.4);

Tailwind

colors: {
  custom: {
    50: '#81b5c9',
    500: '#4097b3',
    950: '#000000',
  },
}

SCSS

$custom: #4097b3;
$custom-light: #81b5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4097b3",
  "rgb": {
    "r": 64,
    "g": 151,
    "b": 179
  },
  "hsl": {
    "h": 194.609,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.63511,
    "c": 0.09227,
    "h": 222.4
  },
  "luminance": 0.26478
}

Semantic roles & 50–950 ramp

primary

#4097B3

secondary

#C4998A

accent

#7251D7

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #4097B3

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

Preview Lab → · Contrast checker → · Palette generator →