#2339A9#2339A9

#2339A9 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.8% C 0.180 H 268.1°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#2339A9
RGB	rgb(35, 57, 169)
HSL	hsl(230, 66%, 40%)
HSV	hsv(230, 79%, 66%)
CMYK	cmyk(79.3%, 66.3%, 0%, 33.7%)
CIE-LAB	lab(29.78, 33.20, -62.16)
CIE-LCH	lch(29.78, 70.47, 298.11°)
OKLab	oklab(40.78% -0.0058 -0.1799)
OKLCH	oklch(40.78% 0.18 268.1)
XYZ	xyz(9.3152, 6.1471, 38.2240)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2339A9 #A99323

analogous

#237CA9 #2339A9 #5023A9

triadic

#2339A9 #A92339 #39A923

tetradic

#2339A9 #A9237C #A99323 #23A950

square

#2339A9 #A9237C #A99323 #23A950

split-complementary

#2339A9 #A95023 #7CA923

monochromatic

#0E1744 #192876 #2339A9 #344FD5 #677BDF

Accessibility & contrast

On white

9.42

#2339A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2339A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2339A9

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2339A9	#FFFFFF	#000000	##FFFFFF
##2339A9	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAD

Deuteranopia (green-blind)

#0040A7

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2339a9;
/* rgb */ color: rgb(35, 57, 169);
/* oklch */ color: oklch(40.8% 0.180 268.1);

Tailwind

colors: {
  custom: {
    50: '#756fc4',
    500: '#2339a9',
    950: '#000000',
  },
}

SCSS

$custom: #2339a9;
$custom-light: #756fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2339a9",
  "rgb": {
    "r": 35,
    "g": 57,
    "b": 169
  },
  "hsl": {
    "h": 230.149,
    "s": 65.686,
    "l": 40
  },
  "oklch": {
    "l": 0.40777,
    "c": 0.18001,
    "h": 268.1
  },
  "luminance": 0.06148
}

Semantic roles & 50–950 ramp

primary

#2339A9

secondary

#C5B563

accent

#CD3FE9

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2339A9

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

Preview Lab → · Contrast checker → · Palette generator →