#2B78A7#2B78A7

#2B78A7 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.8% C 0.104 H 239.8°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#2B78A7
RGB	rgb(43, 120, 167)
HSL	hsl(203, 59%, 41%)
HSV	hsv(203, 74%, 65%)
CMYK	cmyk(74.3%, 28.1%, 0%, 34.5%)
CIE-LAB	lab(47.92, -7.24, -31.83)
CIE-LCH	lch(47.92, 32.64, 257.19°)
OKLab	oklab(54.75% -0.0524 -0.0899)
OKLCH	oklch(54.75% 0.104 239.8)
XYZ	xyz(14.6851, 16.7349, 39.0079)
Luminance	0.1674 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B78A7 #A75A2B

analogous

#2BA798 #2B78A7 #2B3AA7

triadic

#2B78A7 #A72B78 #78A72B

tetradic

#2B78A7 #982BA7 #A75A2B #3AA72B

square

#2B78A7 #982BA7 #A75A2B #3AA72B

split-complementary

#2B78A7 #A72B3A #A7982B

monochromatic

#123246 #1E5576 #2B78A7 #4199CE #72B3DB

Accessibility & contrast

On white

4.83

#2B78A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#2B78A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B78A7

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B78A7	#FFFFFF	#000000	##FFFFFF
##2B78A7	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)

#6278A9

Deuteranopia (green-blind)

#516CA6

Tritanopia (blue-blind)

#008488

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2b78a7;
/* rgb */ color: rgb(43, 120, 167);
/* oklch */ color: oklch(54.8% 0.104 239.8);

Tailwind

colors: {
  custom: {
    50: '#759ec1',
    500: '#2b78a7',
    950: '#000000',
  },
}

SCSS

$custom: #2b78a7;
$custom-light: #759ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b78a7",
  "rgb": {
    "r": 43,
    "g": 120,
    "b": 167
  },
  "hsl": {
    "h": 202.742,
    "s": 59.048,
    "l": 41.176
  },
  "oklch": {
    "l": 0.5475,
    "c": 0.10408,
    "h": 239.8
  },
  "luminance": 0.16737
}

Semantic roles & 50–950 ramp

primary

#2B78A7

secondary

#C28C6C

accent

#8146E2

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #2B78A7

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

Preview Lab → · Contrast checker → · Palette generator →