#2349B3#2349B3

#2349B3 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.7% C 0.174 H 265.0°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#2349B3
RGB	rgb(35, 73, 179)
HSL	hsl(224, 67%, 42%)
HSV	hsv(224, 80%, 70%)
CMYK	cmyk(80.4%, 59.2%, 0%, 29.8%)
CIE-LAB	lab(34.75, 26.43, -59.98)
CIE-LCH	lch(34.75, 65.55, 293.78°)
OKLab	oklab(44.73% -0.0153 -0.1734)
OKLCH	oklch(44.73% 0.174 265)
XYZ	xyz(11.2095, 8.3758, 43.6650)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2349B3 #B38D23

analogous

#2391B3 #2349B3 #4523B3

triadic

#2349B3 #B32349 #49B323

tetradic

#2349B3 #B32391 #B38D23 #23B345

square

#2349B3 #B32391 #B38D23 #23B345

split-complementary

#2349B3 #B34523 #91B323

monochromatic

#0F1F4D #193480 #2349B3 #3B64D9 #6E8DE3

Accessibility & contrast

On white

7.85

#2349B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2349B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2349B3

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2349B3	#FFFFFF	#000000	##FFFFFF
##2349B3	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B7

Deuteranopia (green-blind)

#004BB1

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2349b3;
/* rgb */ color: rgb(35, 73, 179);
/* oklch */ color: oklch(44.7% 0.174 265.0);

Tailwind

colors: {
  custom: {
    50: '#767bcb',
    500: '#2349b3',
    950: '#000000',
  },
}

SCSS

$custom: #2349b3;
$custom-light: #767bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2349b3",
  "rgb": {
    "r": 35,
    "g": 73,
    "b": 179
  },
  "hsl": {
    "h": 224.167,
    "s": 67.29,
    "l": 41.961
  },
  "oklch": {
    "l": 0.4473,
    "c": 0.17404,
    "h": 265
  },
  "luminance": 0.08377
}

Semantic roles & 50–950 ramp

primary

#2349B3

secondary

#C9B069

accent

#BD3EEA

background

#F7F7FC

surface

#EEEDF9

border

#C9C8D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2349B3

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

Preview Lab → · Contrast checker → · Palette generator →