#2759B9#2759B9

#2759B9 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.7% C 0.161 H 261.8°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#2759B9
RGB	rgb(39, 89, 185)
HSL	hsl(219, 65%, 44%)
HSV	hsv(219, 79%, 73%)
CMYK	cmyk(78.9%, 51.9%, 0%, 27.5%)
CIE-LAB	lab(39.71, 18.56, -55.46)
CIE-LCH	lch(39.71, 58.48, 288.50°)
OKLab	oklab(48.66% -0.0231 -0.1597)
OKLCH	oklch(48.66% 0.161 261.8)
XYZ	xyz(13.1629, 11.0773, 47.3339)
Luminance	0.1108 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2759B9 #B98727

analogous

#27A2B9 #2759B9 #3E27B9

triadic

#2759B9 #B92759 #59B927

tetradic

#2759B9 #B927A2 #B98727 #27B93E

square

#2759B9 #B927A2 #B98727 #27B93E

split-complementary

#2759B9 #B93E27 #A2B927

monochromatic

#122854 #1C4186 #2759B9 #4578D8 #789CE3

Accessibility & contrast

On white

6.53

#2759B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#2759B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2759B9

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2759B9	#FFFFFF	#000000	##FFFFFF
##2759B9	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1865BC

Deuteranopia (green-blind)

#0057B7

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2759b9;
/* rgb */ color: rgb(39, 89, 185);
/* oklch */ color: oklch(48.7% 0.161 261.8);

Tailwind

colors: {
  custom: {
    50: '#7887cf',
    500: '#2759b9',
    950: '#000000',
  },
}

SCSS

$custom: #2759b9;
$custom-light: #7887cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2759b9",
  "rgb": {
    "r": 39,
    "g": 89,
    "b": 185
  },
  "hsl": {
    "h": 219.452,
    "s": 65.179,
    "l": 43.922
  },
  "oklch": {
    "l": 0.48657,
    "c": 0.16138,
    "h": 261.8
  },
  "luminance": 0.11079
}

Semantic roles & 50–950 ramp

primary

#2759B9

secondary

#CAAC72

accent

#AE40E8

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2759B9

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

Preview Lab → · Contrast checker → · Palette generator →