#338CB7#338CB7

#338CB7 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.6% C 0.105 H 233.5°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#338CB7
RGB	rgb(51, 140, 183)
HSL	hsl(200, 56%, 46%)
HSV	hsv(200, 72%, 72%)
CMYK	cmyk(72.1%, 23.5%, 0%, 28.2%)
CIE-LAB	lab(54.95, -11.98, -30.10)
CIE-LCH	lch(54.95, 32.39, 248.30°)
OKLab	oklab(60.63% -0.0626 -0.0846)
OKLCH	oklch(60.63% 0.105 233.5)
XYZ	xyz(19.2872, 22.8767, 48.1897)
Luminance	0.2288 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338CB7 #B75E33

analogous

#33B7A0 #338CB7 #334AB7

triadic

#338CB7 #B7338C #8CB733

tetradic

#338CB7 #A033B7 #B75E33 #4AB733

square

#338CB7 #A033B7 #B75E33 #4AB733

split-complementary

#338CB7 #B7334A #B7A033

monochromatic

#184357 #266787 #338CB7 #57A9D0 #87C1DE

Accessibility & contrast

On white

3.77

#338CB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#338CB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338CB7

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338CB7	#FFFFFF	#000000	##000000
##338CB7	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)

#778BB9

Deuteranopia (green-blind)

#657EB6

Tritanopia (blue-blind)

#00979A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #338cb7;
/* rgb */ color: rgb(51, 140, 183);
/* oklch */ color: oklch(60.6% 0.105 233.5);

Tailwind

colors: {
  custom: {
    50: '#7cadcc',
    500: '#338cb7',
    950: '#000000',
  },
}

SCSS

$custom: #338cb7;
$custom-light: #7cadcc;
$custom-dark: #000000;

JSON

{
  "hex": "#338cb7",
  "rgb": {
    "r": 51,
    "g": 140,
    "b": 183
  },
  "hsl": {
    "h": 199.545,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.6063,
    "c": 0.10527,
    "h": 233.5
  },
  "luminance": 0.22879
}

Semantic roles & 50–950 ramp

primary

#338CB7

secondary

#C7967F

accent

#7948E0

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338CB7

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

Preview Lab → · Contrast checker → · Palette generator →