#2347A8#2347A8

#2347A8 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.4% C 0.162 H 264.9°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#2347A8
RGB	rgb(35, 71, 168)
HSL	hsl(224, 66%, 40%)
HSV	hsv(224, 79%, 66%)
CMYK	cmyk(79.2%, 57.7%, 0%, 34.1%)
CIE-LAB	lab(33.33, 23.51, -55.76)
CIE-LCH	lch(33.33, 60.51, 292.87°)
OKLab	oklab(43.38% -0.0145 -0.161)
OKLCH	oklch(43.38% 0.162 264.9)
XYZ	xyz(10.0118, 7.6898, 37.9948)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2347A8 #A88423

analogous

#238AA8 #2347A8 #4123A8

triadic

#2347A8 #A82347 #47A823

tetradic

#2347A8 #A8238A #A88423 #23A841

square

#2347A8 #A8238A #A88423 #23A841

split-complementary

#2347A8 #A84123 #8AA823

monochromatic

#0E1C43 #183275 #2347A8 #345FD5 #6687DF

Accessibility & contrast

On white

8.27

#2347A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2347A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2347A8

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2347A8	#FFFFFF	#000000	##FFFFFF
##2347A8	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055AB

Deuteranopia (green-blind)

#0048A6

Tritanopia (blue-blind)

#005F70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2347a8;
/* rgb */ color: rgb(35, 71, 168);
/* oklch */ color: oklch(43.4% 0.162 264.9);

Tailwind

colors: {
  custom: {
    50: '#7479c3',
    500: '#2347a8',
    950: '#000000',
  },
}

SCSS

$custom: #2347a8;
$custom-light: #7479c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2347a8",
  "rgb": {
    "r": 35,
    "g": 71,
    "b": 168
  },
  "hsl": {
    "h": 223.759,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43384,
    "c": 0.16164,
    "h": 264.9
  },
  "luminance": 0.07691
}

Semantic roles & 50–950 ramp

primary

#2347A8

secondary

#C5AA62

accent

#BB3FE8

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2347A8

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

Preview Lab → · Contrast checker → · Palette generator →