#3397B2#3397B2

#3397B2 is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.1% C 0.098 H 219.6°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#3397B2
RGB	rgb(51, 151, 178)
HSL	hsl(193, 55%, 45%)
HSV	hsv(193, 71%, 70%)
CMYK	cmyk(71.3%, 15.2%, 0%, 30.2%)
CIE-LAB	lab(58.08, -19.65, -22.41)
CIE-LCH	lch(58.08, 29.80, 228.75°)
OKLab	oklab(63.07% -0.0756 -0.0625)
OKLCH	oklch(63.07% 0.098 219.6)
XYZ	xyz(20.4644, 26.0490, 46.0603)
Luminance	0.2605 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3397B2 #B24E33

analogous

#33B28E #3397B2 #3357B2

triadic

#3397B2 #B23397 #97B233

tetradic

#3397B2 #8E33B2 #B24E33 #57B233

square

#3397B2 #8E33B2 #B24E33 #57B233

split-complementary

#3397B2 #B23357 #B28E33

monochromatic

#184653 #256F82 #3397B2 #54B4CE #84C9DC

Accessibility & contrast

On white

3.38

#3397B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#3397B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3397B2

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3397B2	#FFFFFF	#000000	##000000
##3397B2	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)

#8693B3

Deuteranopia (green-blind)

#7586B2

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3397b2;
/* rgb */ color: rgb(51, 151, 178);
/* oklch */ color: oklch(63.1% 0.098 219.6);

Tailwind

colors: {
  custom: {
    50: '#7cb5c9',
    500: '#3397b2',
    950: '#000000',
  },
}

SCSS

$custom: #3397b2;
$custom-light: #7cb5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3397b2",
  "rgb": {
    "r": 51,
    "g": 151,
    "b": 178
  },
  "hsl": {
    "h": 192.756,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.63073,
    "c": 0.09814,
    "h": 219.6
  },
  "luminance": 0.26051
}

Semantic roles & 50–950 ramp

primary

#3397B2

secondary

#C58B7C

accent

#6949DF

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3397B2

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

Preview Lab → · Contrast checker → · Palette generator →