#4097AB#4097AB

#4097AB is a light, moderate cyan. Relative luminance 0.262; OKLCH L 63.2% C 0.087 H 215.4°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#4097AB
RGB	rgb(64, 151, 171)
HSL	hsl(191, 46%, 46%)
HSV	hsv(191, 63%, 67%)
CMYK	cmyk(62.6%, 11.7%, 0%, 32.9%)
CIE-LAB	lab(58.19, -19.79, -18.24)
CIE-LCH	lch(58.19, 26.91, 222.66°)
OKLab	oklab(63.18% -0.0713 -0.0507)
OKLCH	oklch(63.18% 0.087 215.4)
XYZ	xyz(20.5287, 26.1614, 42.4880)
Luminance	0.2616 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4097AB #AB5440

analogous

#40AB89 #4097AB #4061AB

triadic

#4097AB #AB4097 #97AB40

tetradic

#4097AB #8940AB #AB5440 #61AB40

square

#4097AB #8940AB #AB5440 #61AB40

split-complementary

#4097AB #AB4061 #AB8940

monochromatic

#1F4852 #2F707E #4097AB #63B3C5 #90C8D5

Accessibility & contrast

On white

3.37

#4097AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#4097AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4097AB

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4097AB	#FFFFFF	#000000	##000000
##4097AB	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8993AC

Deuteranopia (green-blind)

#7987AB

Tritanopia (blue-blind)

#009E9D

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4097ab;
/* rgb */ color: rgb(64, 151, 171);
/* oklch */ color: oklch(63.2% 0.087 215.4);

Tailwind

colors: {
  custom: {
    50: '#80b5c4',
    500: '#4097ab',
    950: '#000000',
  },
}

SCSS

$custom: #4097ab;
$custom-light: #80b5c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4097ab",
  "rgb": {
    "r": 64,
    "g": 151,
    "b": 171
  },
  "hsl": {
    "h": 191.215,
    "s": 45.532,
    "l": 46.078
  },
  "oklch": {
    "l": 0.63176,
    "c": 0.08748,
    "h": 215.4
  },
  "luminance": 0.26163
}

Semantic roles & 50–950 ramp

primary

#4097AB

secondary

#C19186

accent

#6B53D5

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #4097AB

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

Preview Lab → · Contrast checker → · Palette generator →