#23498F#23498F

#23498F is a dark, vivid blue. Relative luminance 0.071; OKLCH L 41.8% C 0.124 H 261.4°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#23498F
RGB	rgb(35, 73, 143)
HSL	hsl(219, 61%, 35%)
HSV	hsv(219, 76%, 56%)
CMYK	cmyk(75.5%, 49%, 0%, 43.9%)
CIE-LAB	lab(32.04, 12.33, -42.71)
CIE-LCH	lch(32.04, 44.45, 286.10°)
OKLab	oklab(41.82% -0.0186 -0.1226)
OKLCH	oklch(41.82% 0.124 261.4)
XYZ	xyz(8.0318, 7.1047, 26.9293)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23498F #8F6923

analogous

#237F8F #23498F #33238F

triadic

#23498F #8F2349 #498F23

tetradic

#23498F #8F237F #8F6923 #238F33

square

#23498F #8F237F #8F6923 #238F33

split-complementary

#23498F #8F3323 #7F8F23

monochromatic

#0B172D #17305E #23498F #2F62C0 #5783D6

Accessibility & contrast

On white

8.67

#23498F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#23498F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23498F

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23498F	#FFFFFF	#000000	##FFFFFF
##23498F	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235192

Deuteranopia (green-blind)

#03478E

Tritanopia (blue-blind)

#005A65

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #23498f;
/* rgb */ color: rgb(35, 73, 143);
/* oklch */ color: oklch(41.8% 0.124 261.4);

Tailwind

colors: {
  custom: {
    50: '#6e7bb0',
    500: '#23498f',
    950: '#000000',
  },
}

SCSS

$custom: #23498f;
$custom-light: #6e7bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#23498f",
  "rgb": {
    "r": 35,
    "g": 73,
    "b": 143
  },
  "hsl": {
    "h": 218.889,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.41822,
    "c": 0.12398,
    "h": 261.4
  },
  "luminance": 0.07106
}

Semantic roles & 50–950 ramp

primary

#23498F

secondary

#BA9654

accent

#AC44E4

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #23498F

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

Preview Lab → · Contrast checker → · Palette generator →