#338FB4#338FB4

#338FB4 is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.2% C 0.101 H 228.8°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#338FB4
RGB	rgb(51, 143, 180)
HSL	hsl(197, 56%, 45%)
HSV	hsv(197, 72%, 71%)
CMYK	cmyk(71.7%, 20.6%, 0%, 29.4%)
CIE-LAB	lab(55.73, -14.66, -27.17)
CIE-LCH	lch(55.73, 30.88, 241.64°)
OKLab	oklab(61.21% -0.0667 -0.0762)
OKLCH	oklch(61.21% 0.101 228.8)
XYZ	xyz(19.4226, 23.6418, 46.7109)
Luminance	0.2364 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#338FB4 #B45833

analogous

#33B498 #338FB4 #334FB4

triadic

#338FB4 #B4338F #8FB433

tetradic

#338FB4 #9833B4 #B45833 #4FB433

square

#338FB4 #9833B4 #B45833 #4FB433

split-complementary

#338FB4 #B4334F #B49833

monochromatic

#184355 #256984 #338FB4 #55ACCF #85C3DC

Accessibility & contrast

On white

3.67

#338FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#338FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #338FB4

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##338FB4	#FFFFFF	#000000	##000000
##338FB4	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB6

Deuteranopia (green-blind)

#6A80B4

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #338fb4;
/* rgb */ color: rgb(51, 143, 180);
/* oklch */ color: oklch(61.2% 0.101 228.8);

Tailwind

colors: {
  custom: {
    50: '#7cafca',
    500: '#338fb4',
    950: '#000000',
  },
}

SCSS

$custom: #338fb4;
$custom-light: #7cafca;
$custom-dark: #000000;

JSON

{
  "hex": "#338fb4",
  "rgb": {
    "r": 51,
    "g": 143,
    "b": 180
  },
  "hsl": {
    "h": 197.209,
    "s": 55.844,
    "l": 45.294
  },
  "oklch": {
    "l": 0.61212,
    "c": 0.10128,
    "h": 228.8
  },
  "luminance": 0.23644
}

Semantic roles & 50–950 ramp

primary

#338FB4

secondary

#C6927D

accent

#7449DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #338FB4

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

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