#3A9CBB#3A9CBB

#3A9CBB is a light, moderate cyan. Relative luminance 0.283; OKLCH L 64.9% C 0.100 H 222.7°. Best body text is #000000 at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3A9CBB
RGB	rgb(58, 156, 187)
HSL	hsl(194, 53%, 48%)
HSV	hsv(194, 69%, 73%)
CMYK	cmyk(69%, 16.6%, 0%, 26.7%)
CIE-LAB	lab(60.12, -18.36, -24.34)
CIE-LCH	lch(60.12, 30.49, 232.97°)
OKLab	oklab(64.88% -0.0737 -0.068)
OKLCH	oklch(64.88% 0.1 222.7)
XYZ	xyz(22.5994, 28.2618, 51.2681)
Luminance	0.2826 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9CBB #BB593A

analogous

#3ABB9A #3A9CBB #3A5BBB

triadic

#3A9CBB #BB3A9C #9CBB3A

tetradic

#3A9CBB #9A3ABB #BB593A #5BBB3A

square

#3A9CBB #9A3ABB #BB593A #5BBB3A

split-complementary

#3A9CBB #BB3A5B #BB9A3A

monochromatic

#1D4E5E #2C758C #3A9CBB #63B5CF #92CBDD

Accessibility & contrast

On white

3.16

#3A9CBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.65

#3A9CBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9CBB

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9CBB	#FFFFFF	#000000	##000000
##3A9CBB	1.00	3.16	6.65	6.65
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.65	21.00	1.00	1.00
##000000	6.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A98BD

Deuteranopia (green-blind)

#788BBB

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3a9cbb;
/* rgb */ color: rgb(58, 156, 187);
/* oklch */ color: oklch(64.9% 0.100 222.7);

Tailwind

colors: {
  custom: {
    50: '#80b9cf',
    500: '#3a9cbb',
    950: '#000000',
  },
}

SCSS

$custom: #3a9cbb;
$custom-light: #80b9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9cbb",
  "rgb": {
    "r": 58,
    "g": 156,
    "b": 187
  },
  "hsl": {
    "h": 194.419,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.64875,
    "c": 0.10026,
    "h": 222.7
  },
  "luminance": 0.28264
}

Semantic roles & 50–950 ramp

primary

#3A9CBB

secondary

#C89888

accent

#6E4CDC

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3A9CBB

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

Preview Lab → · Contrast checker → · Palette generator →