#337EB6#337EB6

#337EB6 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.2% C 0.114 H 244.4°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#337EB6
RGB	rgb(51, 126, 182)
HSL	hsl(206, 56%, 46%)
HSV	hsv(206, 72%, 71%)
CMYK	cmyk(72%, 30.8%, 0%, 28.6%)
CIE-LAB	lab(50.69, -4.27, -36.18)
CIE-LCH	lch(50.69, 36.43, 263.26°)
OKLab	oklab(57.24% -0.049 -0.1024)
OKLCH	oklch(57.24% 0.114 244.4)
XYZ	xyz(17.2664, 19.0010, 47.0045)
Luminance	0.1900 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337EB6 #B66B33

analogous

#33B6AC #337EB6 #333CB6

triadic

#337EB6 #B6337E #7EB633

tetradic

#337EB6 #AC33B6 #B66B33 #3CB633

square

#337EB6 #AC33B6 #B66B33 #3CB633

split-complementary

#337EB6 #B6333C #B6AC33

monochromatic

#183C56 #265D86 #337EB6 #569CD0 #86B8DD

Accessibility & contrast

On white

4.37

#337EB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#337EB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #337EB6

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337EB6	#FFFFFF	#000000	##000000
##337EB6	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6580B8

Deuteranopia (green-blind)

#5273B5

Tritanopia (blue-blind)

#008C92

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #337eb6;
/* rgb */ color: rgb(51, 126, 182);
/* oklch */ color: oklch(57.2% 0.114 244.4);

Tailwind

colors: {
  custom: {
    50: '#7ba3cc',
    500: '#337eb6',
    950: '#000000',
  },
}

SCSS

$custom: #337eb6;
$custom-light: #7ba3cc;
$custom-dark: #000000;

JSON

{
  "hex": "#337eb6",
  "rgb": {
    "r": 51,
    "g": 126,
    "b": 182
  },
  "hsl": {
    "h": 205.649,
    "s": 56.223,
    "l": 45.686
  },
  "oklch": {
    "l": 0.57238,
    "c": 0.1135,
    "h": 244.4
  },
  "luminance": 0.19003
}

Semantic roles & 50–950 ramp

primary

#337EB6

secondary

#C79D7E

accent

#8948E0

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #337EB6

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

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