#338FA3#338FA3

#338FA3 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.5% C 0.090 H 215.0°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#338FA3
RGB	rgb(51, 143, 163)
HSL	hsl(191, 52%, 42%)
HSV	hsv(191, 69%, 64%)
CMYK	cmyk(68.7%, 12.3%, 0%, 36.1%)
CIE-LAB	lab(55.06, -20.26, -18.47)
CIE-LCH	lch(55.06, 27.42, 222.34°)
OKLab	oklab(60.46% -0.0734 -0.0514)
OKLCH	oklch(60.46% 0.09 215)
XYZ	xyz(17.7958, 22.9911, 38.1431)
Luminance	0.2299 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338FA3 #A34733

analogous

#33A37F #338FA3 #3357A3

triadic

#338FA3 #A3338F #8FA333

tetradic

#338FA3 #7F33A3 #A34733 #57A333

square

#338FA3 #7F33A3 #A34733 #57A333

split-complementary

#338FA3 #A33357 #A37F33

monochromatic

#163D46 #246674 #338FA3 #4CB1C7 #7BC5D6

Accessibility & contrast

On white

3.75

#338FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#338FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338FA3

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338FA3	#FFFFFF	#000000	##000000
##338FA3	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818AA4

Deuteranopia (green-blind)

#717FA3

Tritanopia (blue-blind)

#009695

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #338fa3;
/* rgb */ color: rgb(51, 143, 163);
/* oklch */ color: oklch(60.5% 0.090 215.0);

Tailwind

colors: {
  custom: {
    50: '#79b0be',
    500: '#338fa3',
    950: '#000000',
  },
}

SCSS

$custom: #338fa3;
$custom-light: #79b0be;
$custom-dark: #000000;

JSON

{
  "hex": "#338fa3",
  "rgb": {
    "r": 51,
    "g": 143,
    "b": 163
  },
  "hsl": {
    "h": 190.714,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.6046,
    "c": 0.0896,
    "h": 215
  },
  "luminance": 0.22993
}

Semantic roles & 50–950 ramp

primary

#338FA3

secondary

#BE8173

accent

#664CDC

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #338FA3

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

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