#2359AF#2359AF

#2359AF is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.8% C 0.149 H 259.5°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#2359AF
RGB	rgb(35, 89, 175)
HSL	hsl(217, 67%, 41%)
HSV	hsv(217, 80%, 69%)
CMYK	cmyk(80%, 49.1%, 0%, 31.4%)
CIE-LAB	lab(38.89, 14.24, -50.90)
CIE-LCH	lch(38.89, 52.86, 285.63°)
OKLab	oklab(47.77% -0.027 -0.1464)
OKLCH	oklch(47.77% 0.149 259.5)
XYZ	xyz(12.0006, 10.5958, 41.9618)
Luminance	0.1060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2359AF #AF7923

analogous

#239FAF #2359AF #3323AF

triadic

#2359AF #AF2359 #59AF23

tetradic

#2359AF #AF239F #AF7923 #23AF33

square

#2359AF #AF239F #AF7923 #23AF33

split-complementary

#2359AF #AF3323 #9FAF23

monochromatic

#0F2549 #193F7C #2359AF #3875D7 #6B99E1

Accessibility & contrast

On white

6.73

#2359AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#2359AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2359AF

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2359AF	#FFFFFF	#000000	##FFFFFF
##2359AF	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2762B2

Deuteranopia (green-blind)

#0056AD

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2359af;
/* rgb */ color: rgb(35, 89, 175);
/* oklch */ color: oklch(47.8% 0.149 259.5);

Tailwind

colors: {
  custom: {
    50: '#7487c7',
    500: '#2359af',
    950: '#000000',
  },
}

SCSS

$custom: #2359af;
$custom-light: #7487c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2359af",
  "rgb": {
    "r": 35,
    "g": 89,
    "b": 175
  },
  "hsl": {
    "h": 216.857,
    "s": 66.667,
    "l": 41.176
  },
  "oklch": {
    "l": 0.47774,
    "c": 0.14885,
    "h": 259.5
  },
  "luminance": 0.10597
}

Semantic roles & 50–950 ramp

primary

#2359AF

secondary

#C7A266

accent

#A73EEA

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2359AF

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

Preview Lab → · Contrast checker → · Palette generator →