#338DB0#338DB0

#338DB0 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.5% C 0.099 H 227.8°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#338DB0
RGB	rgb(51, 141, 176)
HSL	hsl(197, 55%, 45%)
HSV	hsv(197, 71%, 69%)
CMYK	cmyk(71%, 19.9%, 0%, 31%)
CIE-LAB	lab(54.95, -14.91, -26.08)
CIE-LCH	lch(54.95, 30.04, 240.24°)
OKLab	oklab(60.54% -0.0662 -0.0731)
OKLCH	oklch(60.54% 0.099 227.8)
XYZ	xyz(18.7234, 22.8860, 44.4965)
Luminance	0.2289 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338DB0 #B05633

analogous

#33B095 #338DB0 #334FB0

triadic

#338DB0 #B0338D #8DB033

tetradic

#338DB0 #9533B0 #B05633 #4FB033

square

#338DB0 #9533B0 #B05633 #4FB033

split-complementary

#338DB0 #B0334F #B09533

monochromatic

#184151 #256781 #338DB0 #53ABCD #82C2DB

Accessibility & contrast

On white

3.77

#338DB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#338DB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338DB0

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338DB0	#FFFFFF	#000000	##000000
##338DB0	1.00	3.77	5.58	5.58
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8BB2

Deuteranopia (green-blind)

#697EB0

Tritanopia (blue-blind)

#009798

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #338db0;
/* rgb */ color: rgb(51, 141, 176);
/* oklch */ color: oklch(60.5% 0.099 227.8);

Tailwind

colors: {
  custom: {
    50: '#7baec7',
    500: '#338db0',
    950: '#000000',
  },
}

SCSS

$custom: #338db0;
$custom-light: #7baec7;
$custom-dark: #000000;

JSON

{
  "hex": "#338db0",
  "rgb": {
    "r": 51,
    "g": 141,
    "b": 176
  },
  "hsl": {
    "h": 196.8,
    "s": 55.066,
    "l": 44.51
  },
  "oklch": {
    "l": 0.6054,
    "c": 0.09859,
    "h": 227.8
  },
  "luminance": 0.22888
}

Semantic roles & 50–950 ramp

primary

#338DB0

secondary

#C48F7B

accent

#7349DE

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338DB0

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

Preview Lab → · Contrast checker → · Palette generator →