#3A78A0#3A78A0

#3A78A0 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 54.9% C 0.089 H 239.5°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3A78A0
RGB	rgb(58, 120, 160)
HSL	hsl(204, 47%, 43%)
HSV	hsv(204, 64%, 63%)
CMYK	cmyk(63.8%, 25%, 0%, 37.3%)
CIE-LAB	lab(48.09, -7.25, -27.44)
CIE-LCH	lch(48.09, 28.38, 255.20°)
OKLab	oklab(54.92% -0.0453 -0.077)
OKLCH	oklch(54.92% 0.089 239.5)
XYZ	xyz(14.8041, 16.8691, 35.7268)
Luminance	0.1687 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A78A0 #A0623A

analogous

#3AA095 #3A78A0 #3A45A0

triadic

#3A78A0 #A03A78 #78A03A

tetradic

#3A78A0 #953AA0 #A0623A #45A03A

square

#3A78A0 #953AA0 #A0623A #45A03A

split-complementary

#3A78A0 #A03A45 #A0953A

monochromatic

#193546 #2A5673 #3A78A0 #5697C2 #83B3D2

Accessibility & contrast

On white

4.80

#3A78A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3A78A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A78A0

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A78A0	#FFFFFF	#000000	##FFFFFF
##3A78A0	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6678A2

Deuteranopia (green-blind)

#586E9F

Tritanopia (blue-blind)

#008286

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a78a0;
/* rgb */ color: rgb(58, 120, 160);
/* oklch */ color: oklch(54.9% 0.089 239.5);

Tailwind

colors: {
  custom: {
    50: '#7a9ebc',
    500: '#3a78a0',
    950: '#000000',
  },
}

SCSS

$custom: #3a78a0;
$custom-light: #7a9ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a78a0",
  "rgb": {
    "r": 58,
    "g": 120,
    "b": 160
  },
  "hsl": {
    "h": 203.529,
    "s": 46.789,
    "l": 42.745
  },
  "oklch": {
    "l": 0.54918,
    "c": 0.08939,
    "h": 239.5
  },
  "luminance": 0.16871
}

Semantic roles & 50–950 ramp

primary

#3A78A0

secondary

#BC947A

accent

#8651D6

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3A78A0

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

Preview Lab → · Contrast checker → · Palette generator →