#2347A3#2347A3

#2347A3 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.0% C 0.155 H 264.5°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#2347A3
RGB	rgb(35, 71, 163)
HSL	hsl(223, 65%, 39%)
HSV	hsv(223, 79%, 64%)
CMYK	cmyk(78.5%, 56.4%, 0%, 36.1%)
CIE-LAB	lab(32.93, 21.56, -53.40)
CIE-LCH	lch(32.93, 57.59, 291.99°)
OKLab	oklab(42.96% -0.0148 -0.1541)
OKLCH	oklch(42.96% 0.155 264.5)
XYZ	xyz(9.5549, 7.5071, 35.5887)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2347A3 #A37F23

analogous

#2387A3 #2347A3 #3F23A3

triadic

#2347A3 #A32347 #47A323

tetradic

#2347A3 #A32387 #A37F23 #23A33F

square

#2347A3 #A32387 #A37F23 #23A33F

split-complementary

#2347A3 #A33F23 #87A323

monochromatic

#0D1B3E #183171 #2347A3 #315ED3 #6385DD

Accessibility & contrast

On white

8.39

#2347A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2347A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2347A3

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2347A3	#FFFFFF	#000000	##FFFFFF
##2347A3	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A6

Deuteranopia (green-blind)

#0048A1

Tritanopia (blue-blind)

#005E6E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2347a3;
/* rgb */ color: rgb(35, 71, 163);
/* oklch */ color: oklch(43.0% 0.155 264.5);

Tailwind

colors: {
  custom: {
    50: '#7279bf',
    500: '#2347a3',
    950: '#000000',
  },
}

SCSS

$custom: #2347a3;
$custom-light: #7279bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2347a3",
  "rgb": {
    "r": 35,
    "g": 71,
    "b": 163
  },
  "hsl": {
    "h": 223.125,
    "s": 64.646,
    "l": 38.824
  },
  "oklch": {
    "l": 0.42964,
    "c": 0.15477,
    "h": 264.5
  },
  "luminance": 0.07508
}

Semantic roles & 50–950 ramp

primary

#2347A3

secondary

#C3A75F

accent

#B940E8

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2347A3

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

Preview Lab → · Contrast checker → · Palette generator →