#3990A5#3990A5

#3990A5 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.0% C 0.088 H 216.6°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#3990A5
RGB	rgb(57, 144, 165)
HSL	hsl(192, 49%, 44%)
HSV	hsv(192, 65%, 65%)
CMYK	cmyk(65.5%, 12.7%, 0%, 35.3%)
CIE-LAB	lab(55.62, -19.18, -18.75)
CIE-LCH	lch(55.62, 26.83, 224.35°)
OKLab	oklab(60.98% -0.0703 -0.0522)
OKLCH	oklch(60.98% 0.088 216.6)
XYZ	xyz(18.4493, 23.5310, 39.1596)
Luminance	0.2353 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3990A5 #A54E39

analogous

#39A584 #3990A5 #395AA5

triadic

#3990A5 #A53990 #90A539

tetradic

#3990A5 #8439A5 #A54E39 #5AA539

square

#3990A5 #8439A5 #A54E39 #5AA539

split-complementary

#3990A5 #A5395A #A58439

monochromatic

#1A414A #296878 #3990A5 #56AFC5 #84C5D4

Accessibility & contrast

On white

3.68

#3990A5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#3990A5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3990A5

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3990A5	#FFFFFF	#000000	##000000
##3990A5	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828CA6

Deuteranopia (green-blind)

#7280A5

Tritanopia (blue-blind)

#009897

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3990a5;
/* rgb */ color: rgb(57, 144, 165);
/* oklch */ color: oklch(61.0% 0.088 216.6);

Tailwind

colors: {
  custom: {
    50: '#7cb0bf',
    500: '#3990a5',
    950: '#000000',
  },
}

SCSS

$custom: #3990a5;
$custom-light: #7cb0bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3990a5",
  "rgb": {
    "r": 57,
    "g": 144,
    "b": 165
  },
  "hsl": {
    "h": 191.667,
    "s": 48.649,
    "l": 43.529
  },
  "oklch": {
    "l": 0.60976,
    "c": 0.08757,
    "h": 216.6
  },
  "luminance": 0.23533
}

Semantic roles & 50–950 ramp

primary

#3990A5

secondary

#BE887B

accent

#6A50D8

background

#F8FAFB

surface

#EFF5F7

border

#CACFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3990A5

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

Preview Lab → · Contrast checker → · Palette generator →