#2864B1#2864B1

#2864B1 is a mid, vivid cyan. Relative luminance 0.127; OKLCH L 50.5% C 0.137 H 256.2°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#2864B1
RGB	rgb(40, 100, 177)
HSL	hsl(214, 63%, 43%)
HSV	hsv(214, 77%, 69%)
CMYK	cmyk(77.4%, 43.5%, 0%, 30.6%)
CIE-LAB	lab(42.37, 8.43, -46.49)
CIE-LCH	lch(42.37, 47.25, 280.27°)
OKLab	oklab(50.54% -0.0327 -0.1331)
OKLCH	oklch(50.54% 0.137 256.2)
XYZ	xyz(13.3651, 12.7382, 43.3408)
Luminance	0.1274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2864B1 #B17528

analogous

#28A8B1 #2864B1 #3128B1

triadic

#2864B1 #B12864 #64B128

tetradic

#2864B1 #B128A8 #B17528 #28B131

square

#2864B1 #B128A8 #B17528 #28B131

split-complementary

#2864B1 #B13128 #A8B128

monochromatic

#112C4D #1D487F #2864B1 #4282D4 #74A3E0

Accessibility & contrast

On white

5.92

#2864B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#2864B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2864B1

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2864B1	#FFFFFF	#000000	##FFFFFF
##2864B1	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6BB4

Deuteranopia (green-blind)

#245EAF

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2864b1;
/* rgb */ color: rgb(40, 100, 177);
/* oklch */ color: oklch(50.5% 0.137 256.2);

Tailwind

colors: {
  custom: {
    50: '#768fc9',
    500: '#2864b1',
    950: '#000000',
  },
}

SCSS

$custom: #2864b1;
$custom-light: #768fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2864b1",
  "rgb": {
    "r": 40,
    "g": 100,
    "b": 177
  },
  "hsl": {
    "h": 213.723,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50539,
    "c": 0.13706,
    "h": 256.2
  },
  "luminance": 0.1274
}

Semantic roles & 50–950 ramp

primary

#2864B1

secondary

#C7A06E

accent

#9E42E6

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2864B1

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

Preview Lab → · Contrast checker → · Palette generator →