#2259B3#2259B3

#2259B3 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.0% C 0.155 H 259.9°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#2259B3
RGB	rgb(34, 89, 179)
HSL	hsl(217, 68%, 42%)
HSV	hsv(217, 81%, 70%)
CMYK	cmyk(81%, 50.3%, 0%, 29.8%)
CIE-LAB	lab(39.14, 15.70, -52.87)
CIE-LCH	lch(39.14, 55.15, 286.54°)
OKLab	oklab(48.04% -0.027 -0.1522)
OKLCH	oklch(48.04% 0.155 259.9)
XYZ	xyz(12.3658, 10.7380, 44.0600)
Luminance	0.1074 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2259B3 #B37C22

analogous

#22A2B3 #2259B3 #3322B3

triadic

#2259B3 #B32259 #59B322

tetradic

#2259B3 #B322A2 #B37C22 #22B333

square

#2259B3 #B322A2 #B37C22 #22B333

split-complementary

#2259B3 #B33322 #A2B322

monochromatic

#0E264C #183F80 #2259B3 #3976D9 #6C99E3

Accessibility & contrast

On white

6.67

#2259B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#2259B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2259B3

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2259B3	#FFFFFF	#000000	##FFFFFF
##2259B3	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2163B6

Deuteranopia (green-blind)

#0056B1

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2259b3;
/* rgb */ color: rgb(34, 89, 179);
/* oklch */ color: oklch(48.0% 0.155 259.9);

Tailwind

colors: {
  custom: {
    50: '#7587ca',
    500: '#2259b3',
    950: '#000000',
  },
}

SCSS

$custom: #2259b3;
$custom-light: #7587ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2259b3",
  "rgb": {
    "r": 34,
    "g": 89,
    "b": 179
  },
  "hsl": {
    "h": 217.241,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.4804,
    "c": 0.15456,
    "h": 259.9
  },
  "luminance": 0.1074
}

Semantic roles & 50–950 ramp

primary

#2259B3

secondary

#C9A468

accent

#A93DEB

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2259B3

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

Preview Lab → · Contrast checker → · Palette generator →