#3397B5#3397B5

#3397B5 is a light, moderate cyan. Relative luminance 0.262; OKLCH L 63.2% C 0.100 H 221.9°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#3397B5
RGB	rgb(51, 151, 181)
HSL	hsl(194, 56%, 45%)
HSV	hsv(194, 72%, 71%)
CMYK	cmyk(71.8%, 16.6%, 0%, 29%)
CIE-LAB	lab(58.20, -18.66, -23.93)
CIE-LCH	lch(58.20, 30.35, 232.05°)
OKLab	oklab(63.2% -0.0744 -0.0669)
OKLCH	oklch(63.2% 0.1 221.9)
XYZ	xyz(20.7689, 26.1708, 47.6640)
Luminance	0.2617 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3397B5 #B55133

analogous

#33B592 #3397B5 #3356B5

triadic

#3397B5 #B53397 #97B533

tetradic

#3397B5 #9233B5 #B55133 #56B533

square

#3397B5 #9233B5 #B55133 #56B533

split-complementary

#3397B5 #B53356 #B59233

monochromatic

#184756 #266F85 #3397B5 #56B3CF #86C9DD

Accessibility & contrast

On white

3.37

#3397B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#3397B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3397B5

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3397B5	#FFFFFF	#000000	##000000
##3397B5	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8593B7

Deuteranopia (green-blind)

#7486B5

Tritanopia (blue-blind)

#00A0A1

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3397b5;
/* rgb */ color: rgb(51, 151, 181);
/* oklch */ color: oklch(63.2% 0.100 221.9);

Tailwind

colors: {
  custom: {
    50: '#7cb5cb',
    500: '#3397b5',
    950: '#000000',
  },
}

SCSS

$custom: #3397b5;
$custom-light: #7cb5cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3397b5",
  "rgb": {
    "r": 51,
    "g": 151,
    "b": 181
  },
  "hsl": {
    "h": 193.846,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.63204,
    "c": 0.10009,
    "h": 221.9
  },
  "luminance": 0.26173
}

Semantic roles & 50–950 ramp

primary

#3397B5

secondary

#C68E7D

accent

#6B48DF

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3397B5

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

Preview Lab → · Contrast checker → · Palette generator →