#2D78A3#2D78A3

#2D78A3 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.6% C 0.099 H 237.8°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#2D78A3
RGB	rgb(45, 120, 163)
HSL	hsl(202, 57%, 41%)
HSV	hsv(202, 72%, 64%)
CMYK	cmyk(72.4%, 26.4%, 0%, 36.1%)
CIE-LAB	lab(47.80, -8.39, -29.69)
CIE-LCH	lch(47.80, 30.85, 254.23°)
OKLab	oklab(54.6% -0.0527 -0.0837)
OKLCH	oklch(54.6% 0.099 237.8)
XYZ	xyz(14.4069, 16.6336, 37.0945)
Luminance	0.1663 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D78A3 #A3582D

analogous

#2DA393 #2D78A3 #2D3DA3

triadic

#2D78A3 #A32D78 #78A32D

tetradic

#2D78A3 #932DA3 #A3582D #3DA32D

square

#2D78A3 #932DA3 #A3582D #3DA32D

split-complementary

#2D78A3 #A32D3D #A3932D

monochromatic

#133143 #205573 #2D78A3 #4299CB #72B3D8

Accessibility & contrast

On white

4.85

#2D78A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#2D78A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D78A3

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D78A3	#FFFFFF	#000000	##FFFFFF
##2D78A3	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6478A5

Deuteranopia (green-blind)

#546CA2

Tritanopia (blue-blind)

#008387

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2d78a3;
/* rgb */ color: rgb(45, 120, 163);
/* oklch */ color: oklch(54.6% 0.099 237.8);

Tailwind

colors: {
  custom: {
    50: '#759ebe',
    500: '#2d78a3',
    950: '#000000',
  },
}

SCSS

$custom: #2d78a3;
$custom-light: #759ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#2d78a3",
  "rgb": {
    "r": 45,
    "g": 120,
    "b": 163
  },
  "hsl": {
    "h": 201.864,
    "s": 56.731,
    "l": 40.784
  },
  "oklch": {
    "l": 0.54603,
    "c": 0.09888,
    "h": 237.8
  },
  "luminance": 0.16635
}

Semantic roles & 50–950 ramp

primary

#2D78A3

secondary

#C08B6C

accent

#7F48E0

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2D78A3

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

Preview Lab → · Contrast checker → · Palette generator →