#439BBB#439BBB

#439BBB is a light, moderate cyan. Relative luminance 0.282; OKLCH L 64.9% C 0.096 H 225.2°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#439BBB
RGB	rgb(67, 155, 187)
HSL	hsl(196, 47%, 50%)
HSV	hsv(196, 64%, 73%)
CMYK	cmyk(64.2%, 17.1%, 0%, 26.7%)
CIE-LAB	lab(60.09, -16.38, -24.38)
CIE-LCH	lch(60.09, 29.37, 236.10°)
OKLab	oklab(64.92% -0.0675 -0.068)
OKLCH	oklch(64.92% 0.096 225.2)
XYZ	xyz(23.0022, 28.2214, 51.2391)
Luminance	0.2822 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439BBB #BB6343

analogous

#43BB9F #439BBB #435FBB

triadic

#439BBB #BB439B #9BBB43

tetradic

#439BBB #9F43BB #BB6343 #5FBB43

square

#439BBB #9F43BB #BB6343 #5FBB43

split-complementary

#439BBB #BB435F #BB9F43

monochromatic

#235061 #33768E #439BBB #70B3CC #9DCBDC

Accessibility & contrast

On white

3.16

#439BBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#439BBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #439BBB

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439BBB	#FFFFFF	#000000	##000000
##439BBB	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8998BD

Deuteranopia (green-blind)

#788BBB

Tritanopia (blue-blind)

#00A5A5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #439bbb;
/* rgb */ color: rgb(67, 155, 187);
/* oklch */ color: oklch(64.9% 0.096 225.2);

Tailwind

colors: {
  custom: {
    50: '#84b8cf',
    500: '#439bbb',
    950: '#000000',
  },
}

SCSS

$custom: #439bbb;
$custom-light: #84b8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#439bbb",
  "rgb": {
    "r": 67,
    "g": 155,
    "b": 187
  },
  "hsl": {
    "h": 196,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.64921,
    "c": 0.09584,
    "h": 225.2
  },
  "luminance": 0.28224
}

Semantic roles & 50–950 ramp

primary

#439BBB

secondary

#C8A092

accent

#7551D7

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #439BBB

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

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