#2865B2#2865B2

#2865B2 is a mid, vivid cyan. Relative luminance 0.130; OKLCH L 50.8% C 0.137 H 255.9°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#2865B2
RGB	rgb(40, 101, 178)
HSL	hsl(213, 63%, 43%)
HSV	hsv(213, 78%, 70%)
CMYK	cmyk(77.5%, 43.3%, 0%, 30.2%)
CIE-LAB	lab(42.72, 8.17, -46.51)
CIE-LCH	lch(42.72, 47.22, 279.96°)
OKLab	oklab(50.83% -0.0333 -0.1331)
OKLCH	oklch(50.83% 0.137 255.9)
XYZ	xyz(13.5617, 12.9712, 43.8998)
Luminance	0.1297 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2865B2 #B27528

analogous

#28AAB2 #2865B2 #3028B2

triadic

#2865B2 #B22865 #65B228

tetradic

#2865B2 #B228AA #B27528 #28B230

square

#2865B2 #B228AA #B27528 #28B230

split-complementary

#2865B2 #B23028 #AAB228

monochromatic

#122C4E #1D4980 #2865B2 #4383D5 #75A4E0

Accessibility & contrast

On white

5.84

#2865B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#2865B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2865B2

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2865B2	#FFFFFF	#000000	##FFFFFF
##2865B2	1.00	5.84	3.59	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6CB5

Deuteranopia (green-blind)

#255FB0

Tritanopia (blue-blind)

#007783

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2865b2;
/* rgb */ color: rgb(40, 101, 178);
/* oklch */ color: oklch(50.8% 0.137 255.9);

Tailwind

colors: {
  custom: {
    50: '#7690c9',
    500: '#2865b2',
    950: '#000000',
  },
}

SCSS

$custom: #2865b2;
$custom-light: #7690c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2865b2",
  "rgb": {
    "r": 40,
    "g": 101,
    "b": 178
  },
  "hsl": {
    "h": 213.478,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50833,
    "c": 0.13726,
    "h": 255.9
  },
  "luminance": 0.12973
}

Semantic roles & 50–950 ramp

primary

#2865B2

secondary

#C7A06F

accent

#9D41E6

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2865B2

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

Preview Lab → · Contrast checker → · Palette generator →