#359BBB#359BBB

#359BBB is a light, moderate cyan. Relative luminance 0.278; OKLCH L 64.5% C 0.103 H 222.9°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#359BBB
RGB	rgb(53, 155, 187)
HSL	hsl(194, 56%, 47%)
HSV	hsv(194, 72%, 73%)
CMYK	cmyk(71.7%, 17.1%, 0%, 26.7%)
CIE-LAB	lab(59.69, -18.55, -25.02)
CIE-LCH	lch(59.69, 31.14, 233.44°)
OKLab	oklab(64.49% -0.0752 -0.07)
OKLCH	oklch(64.49% 0.103 222.9)
XYZ	xyz(22.1555, 27.7849, 51.1994)
Luminance	0.2779 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#359BBB #BB5535

analogous

#35BB98 #359BBB #3558BB

triadic

#359BBB #BB359B #9BBB35

tetradic

#359BBB #9835BB #BB5535 #58BB35

square

#359BBB #9835BB #BB5535 #58BB35

split-complementary

#359BBB #BB3558 #BB9835

monochromatic

#1A4C5C #27738B #359BBB #5CB5D1 #8CCBDE

Accessibility & contrast

On white

3.20

#359BBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#359BBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #359BBB

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##359BBB	#FFFFFF	#000000	##000000
##359BBB	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8997BD

Deuteranopia (green-blind)

#768ABB

Tritanopia (blue-blind)

#00A5A5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #359bbb;
/* rgb */ color: rgb(53, 155, 187);
/* oklch */ color: oklch(64.5% 0.103 222.9);

Tailwind

colors: {
  custom: {
    50: '#7eb8cf',
    500: '#359bbb',
    950: '#000000',
  },
}

SCSS

$custom: #359bbb;
$custom-light: #7eb8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#359bbb",
  "rgb": {
    "r": 53,
    "g": 155,
    "b": 187
  },
  "hsl": {
    "h": 194.328,
    "s": 55.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.64493,
    "c": 0.1027,
    "h": 222.9
  },
  "luminance": 0.27787
}

Semantic roles & 50–950 ramp

primary

#359BBB

secondary

#C99483

accent

#6D49DF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #359BBB

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

Preview Lab → · Contrast checker → · Palette generator →