#2345B2#2345B2

#2345B2 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.9% C 0.178 H 265.8°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#2345B2
RGB	rgb(35, 69, 178)
HSL	hsl(226, 67%, 42%)
HSV	hsv(226, 80%, 70%)
CMYK	cmyk(80.3%, 61.2%, 0%, 30.2%)
CIE-LAB	lab(33.62, 28.71, -61.24)
CIE-LCH	lch(33.62, 67.63, 295.11°)
OKLab	oklab(43.86% -0.0129 -0.1771)
OKLCH	oklch(43.86% 0.178 265.8)
XYZ	xyz(10.8543, 7.8266, 43.0495)
Luminance	0.0783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2345B2 #B29023

analogous

#238DB2 #2345B2 #4823B2

triadic

#2345B2 #B22345 #45B223

tetradic

#2345B2 #B2238D #B29023 #23B248

square

#2345B2 #B2238D #B29023 #23B248

split-complementary

#2345B2 #B24823 #8DB223

monochromatic

#0F1D4C #19317F #2345B2 #3A60D8 #6D89E2

Accessibility & contrast

On white

8.19

#2345B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2345B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2345B2

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2345B2	#FFFFFF	#000000	##FFFFFF
##2345B2	1.00	8.19	2.57	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#006175

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2345b2;
/* rgb */ color: rgb(35, 69, 178);
/* oklch */ color: oklch(43.9% 0.178 265.8);

Tailwind

colors: {
  custom: {
    50: '#7678ca',
    500: '#2345b2',
    950: '#000000',
  },
}

SCSS

$custom: #2345b2;
$custom-light: #7678ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2345b2",
  "rgb": {
    "r": 35,
    "g": 69,
    "b": 178
  },
  "hsl": {
    "h": 225.734,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.43858,
    "c": 0.17759,
    "h": 265.8
  },
  "luminance": 0.07828
}

Semantic roles & 50–950 ramp

primary

#2345B2

secondary

#C9B268

accent

#C13EEA

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2345B2

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

Preview Lab → · Contrast checker → · Palette generator →