#2A78A8#2A78A8

#2A78A8 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.8% C 0.106 H 240.1°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#2A78A8
RGB	rgb(42, 120, 168)
HSL	hsl(203, 60%, 41%)
HSV	hsv(203, 75%, 66%)
CMYK	cmyk(75%, 28.6%, 0%, 34.1%)
CIE-LAB	lab(47.94, -7.01, -32.39)
CIE-LCH	lch(47.94, 33.14, 257.78°)
OKLab	oklab(54.77% -0.0526 -0.0915)
OKLCH	oklch(54.77% 0.106 240.1)
XYZ	xyz(14.7364, 16.7506, 39.4947)
Luminance	0.1675 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A78A8 #A85A2A

analogous

#2AA899 #2A78A8 #2A39A8

triadic

#2A78A8 #A82A78 #78A82A

tetradic

#2A78A8 #992AA8 #A85A2A #39A82A

square

#2A78A8 #992AA8 #A85A2A #39A82A

split-complementary

#2A78A8 #A82A39 #A8992A

monochromatic

#123246 #1E5577 #2A78A8 #4099CF #71B3DB

Accessibility & contrast

On white

4.83

#2A78A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#2A78A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A78A8

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A78A8	#FFFFFF	#000000	##FFFFFF
##2A78A8	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6278AA

Deuteranopia (green-blind)

#506CA7

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2a78a8;
/* rgb */ color: rgb(42, 120, 168);
/* oklch */ color: oklch(54.8% 0.106 240.1);

Tailwind

colors: {
  custom: {
    50: '#759ec2',
    500: '#2a78a8',
    950: '#000000',
  },
}

SCSS

$custom: #2a78a8;
$custom-light: #759ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#2a78a8",
  "rgb": {
    "r": 42,
    "g": 120,
    "b": 168
  },
  "hsl": {
    "h": 202.857,
    "s": 60,
    "l": 41.176
  },
  "oklch": {
    "l": 0.54774,
    "c": 0.10557,
    "h": 240.1
  },
  "luminance": 0.16752
}

Semantic roles & 50–950 ramp

primary

#2A78A8

secondary

#C38C6B

accent

#8145E3

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #2A78A8

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

Preview Lab → · Contrast checker → · Palette generator →