#2341B4#2341B4

#2341B4 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.3% C 0.185 H 266.7°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#2341B4
RGB	rgb(35, 65, 180)
HSL	hsl(228, 67%, 42%)
HSV	hsv(228, 81%, 71%)
CMYK	cmyk(80.6%, 63.9%, 0%, 29.4%)
CIE-LAB	lab(32.77, 32.10, -63.82)
CIE-LCH	lch(32.77, 71.43, 296.70°)
OKLab	oklab(43.28% -0.0106 -0.1847)
OKLCH	oklch(43.28% 0.185 266.7)
XYZ	xyz(10.8188, 7.4319, 44.0355)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2341B4 #B49623

analogous

#238AB4 #2341B4 #4D23B4

triadic

#2341B4 #B42341 #41B423

tetradic

#2341B4 #B4238A #B49623 #23B44D

square

#2341B4 #B4238A #B49623 #23B44D

split-complementary

#2341B4 #B44D23 #8AB423

monochromatic

#0F1C4E #192E81 #2341B4 #3B5CD9 #6E87E3

Accessibility & contrast

On white

8.45

#2341B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2341B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2341B4

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2341B4	#FFFFFF	#000000	##FFFFFF
##2341B4	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B8

Deuteranopia (green-blind)

#0046B2

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2341b4;
/* rgb */ color: rgb(35, 65, 180);
/* oklch */ color: oklch(43.3% 0.185 266.7);

Tailwind

colors: {
  custom: {
    50: '#7775cb',
    500: '#2341b4',
    950: '#000000',
  },
}

SCSS

$custom: #2341b4;
$custom-light: #7775cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2341b4",
  "rgb": {
    "r": 35,
    "g": 65,
    "b": 180
  },
  "hsl": {
    "h": 227.586,
    "s": 67.442,
    "l": 42.157
  },
  "oklch": {
    "l": 0.43283,
    "c": 0.18501,
    "h": 266.7
  },
  "luminance": 0.07433
}

Semantic roles & 50–950 ramp

primary

#2341B4

secondary

#C9B669

accent

#C73DEA

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2341B4

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

Preview Lab → · Contrast checker → · Palette generator →