#2865B3#2865B3

#2865B3 is a mid, vivid cyan. Relative luminance 0.130; OKLCH L 50.9% C 0.139 H 256.2°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#2865B3
RGB	rgb(40, 101, 179)
HSL	hsl(214, 63%, 43%)
HSV	hsv(214, 78%, 70%)
CMYK	cmyk(77.7%, 43.6%, 0%, 29.8%)
CIE-LAB	lab(42.78, 8.55, -47.00)
CIE-LCH	lch(42.78, 47.77, 280.31°)
OKLab	oklab(50.9% -0.0331 -0.1346)
OKLCH	oklch(50.9% 0.139 256.2)
XYZ	xyz(13.6624, 13.0116, 44.4305)
Luminance	0.1301 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2865B3 #B37628

analogous

#28AAB3 #2865B3 #3028B3

triadic

#2865B3 #B32865 #65B328

tetradic

#2865B3 #B328AA #B37628 #28B330

square

#2865B3 #B328AA #B37628 #28B330

split-complementary

#2865B3 #B33028 #AAB328

monochromatic

#122D4F #1D4981 #2865B3 #4383D5 #75A4E0

Accessibility & contrast

On white

5.83

#2865B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#2865B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2865B3

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2865B3	#FFFFFF	#000000	##FFFFFF
##2865B3	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E6CB6

Deuteranopia (green-blind)

#235FB1

Tritanopia (blue-blind)

#007783

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2865b3;
/* rgb */ color: rgb(40, 101, 179);
/* oklch */ color: oklch(50.9% 0.139 256.2);

Tailwind

colors: {
  custom: {
    50: '#7790ca',
    500: '#2865b3',
    950: '#000000',
  },
}

SCSS

$custom: #2865b3;
$custom-light: #7790ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2865b3",
  "rgb": {
    "r": 40,
    "g": 101,
    "b": 179
  },
  "hsl": {
    "h": 213.669,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.509,
    "c": 0.13861,
    "h": 256.2
  },
  "luminance": 0.13013
}

Semantic roles & 50–950 ramp

primary

#2865B3

secondary

#C8A16F

accent

#9E41E6

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2865B3

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

Preview Lab → · Contrast checker → · Palette generator →