#3997AE#3997AE

#3997AE is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.1% C 0.093 H 217.1°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#3997AE
RGB	rgb(57, 151, 174)
HSL	hsl(192, 51%, 45%)
HSV	hsv(192, 67%, 68%)
CMYK	cmyk(67.2%, 13.2%, 0%, 31.8%)
CIE-LAB	lab(58.09, -20.04, -20.11)
CIE-LCH	lch(58.09, 28.39, 225.10°)
OKLab	oklab(63.07% -0.0741 -0.056)
OKLCH	oklch(63.07% 0.093 217.1)
XYZ	xyz(20.3908, 26.0568, 43.9910)
Luminance	0.2606 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3997AE #AE5039

analogous

#39AE8A #3997AE #395CAE

triadic

#3997AE #AE3997 #97AE39

tetradic

#3997AE #8A39AE #AE5039 #5CAE39

square

#3997AE #8A39AE #AE5039 #5CAE39

split-complementary

#3997AE #AE395C #AE8A39

monochromatic

#1B4752 #2A6F80 #3997AE #5BB4C9 #89C9D8

Accessibility & contrast

On white

3.38

#3997AE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#3997AE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3997AE

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3997AE	#FFFFFF	#000000	##000000
##3997AE	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8893AF

Deuteranopia (green-blind)

#7786AE

Tritanopia (blue-blind)

#009F9E

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3997ae;
/* rgb */ color: rgb(57, 151, 174);
/* oklch */ color: oklch(63.1% 0.093 217.1);

Tailwind

colors: {
  custom: {
    50: '#7eb5c6',
    500: '#3997ae',
    950: '#000000',
  },
}

SCSS

$custom: #3997ae;
$custom-light: #7eb5c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3997ae",
  "rgb": {
    "r": 57,
    "g": 151,
    "b": 174
  },
  "hsl": {
    "h": 191.795,
    "s": 50.649,
    "l": 45.294
  },
  "oklch": {
    "l": 0.63074,
    "c": 0.09291,
    "h": 217.1
  },
  "luminance": 0.26059
}

Semantic roles & 50–950 ramp

primary

#3997AE

secondary

#C38D80

accent

#694EDA

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3997AE

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

Preview Lab → · Contrast checker → · Palette generator →