#3A9FB4#3A9FB4

#3A9FB4 is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.3% C 0.096 H 214.2°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#3A9FB4
RGB	rgb(58, 159, 180)
HSL	hsl(190, 51%, 47%)
HSV	hsv(190, 68%, 71%)
CMYK	cmyk(67.8%, 11.7%, 0%, 29.4%)
CIE-LAB	lab(60.77, -22.17, -19.41)
CIE-LCH	lch(60.77, 29.47, 221.21°)
OKLab	oklab(65.31% -0.0795 -0.054)
OKLCH	oklch(65.31% 0.096 214.2)
XYZ	xyz(22.3778, 28.9886, 47.5872)
Luminance	0.2899 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9FB4 #B44F3A

analogous

#3AB48C #3A9FB4 #3A62B4

triadic

#3A9FB4 #B43A9F #9FB43A

tetradic

#3A9FB4 #8C3AB4 #B44F3A #62B43A

square

#3A9FB4 #8C3AB4 #B44F3A #62B43A

split-complementary

#3A9FB4 #B43A62 #B48C3A

monochromatic

#1C4D57 #2B7686 #3A9FB4 #60B9CC #8ECDDB

Accessibility & contrast

On white

3.09

#3A9FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#3A9FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9FB4

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9FB4	#FFFFFF	#000000	##000000
##3A9FB4	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#909AB5

Deuteranopia (green-blind)

#7E8DB4

Tritanopia (blue-blind)

#00A7A5

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3a9fb4;
/* rgb */ color: rgb(58, 159, 180);
/* oklch */ color: oklch(65.3% 0.096 214.2);

Tailwind

colors: {
  custom: {
    50: '#7fbbca',
    500: '#3a9fb4',
    950: '#000000',
  },
}

SCSS

$custom: #3a9fb4;
$custom-light: #7fbbca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9fb4",
  "rgb": {
    "r": 58,
    "g": 159,
    "b": 180
  },
  "hsl": {
    "h": 190.328,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.65308,
    "c": 0.09614,
    "h": 214.2
  },
  "luminance": 0.28991
}

Semantic roles & 50–950 ramp

primary

#3A9FB4

secondary

#C59085

accent

#654DDB

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #3A9FB4

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

Preview Lab → · Contrast checker → · Palette generator →