#338FB2#338FB2

#338FB2 is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.1% C 0.100 H 227.4°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#338FB2
RGB	rgb(51, 143, 178)
HSL	hsl(197, 55%, 45%)
HSV	hsv(197, 71%, 70%)
CMYK	cmyk(71.3%, 19.7%, 0%, 30.2%)
CIE-LAB	lab(55.65, -15.34, -26.16)
CIE-LCH	lch(55.65, 30.32, 239.62°)
OKLab	oklab(61.12% -0.0675 -0.0733)
OKLCH	oklch(61.12% 0.1 227.4)
XYZ	xyz(19.2203, 23.5609, 45.6456)
Luminance	0.2356 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338FB2 #B25633

analogous

#33B295 #338FB2 #3350B2

triadic

#338FB2 #B2338F #8FB233

tetradic

#338FB2 #9533B2 #B25633 #50B233

square

#338FB2 #9533B2 #B25633 #50B233

split-complementary

#338FB2 #B23350 #B29533

monochromatic

#184353 #256982 #338FB2 #54ACCE #84C3DC

Accessibility & contrast

On white

3.68

#338FB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#338FB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338FB2

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338FB2	#FFFFFF	#000000	##000000
##338FB2	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB4

Deuteranopia (green-blind)

#6B80B2

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #338fb2;
/* rgb */ color: rgb(51, 143, 178);
/* oklch */ color: oklch(61.1% 0.100 227.4);

Tailwind

colors: {
  custom: {
    50: '#7bafc9',
    500: '#338fb2',
    950: '#000000',
  },
}

SCSS

$custom: #338fb2;
$custom-light: #7bafc9;
$custom-dark: #000000;

JSON

{
  "hex": "#338fb2",
  "rgb": {
    "r": 51,
    "g": 143,
    "b": 178
  },
  "hsl": {
    "h": 196.535,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.6112,
    "c": 0.09962,
    "h": 227.4
  },
  "luminance": 0.23563
}

Semantic roles & 50–950 ramp

primary

#338FB2

secondary

#C5907C

accent

#7249DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338FB2

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

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