#23498D#23498D

#23498D is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.7% C 0.121 H 261.0°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#23498D
RGB	rgb(35, 73, 141)
HSL	hsl(218, 60%, 35%)
HSV	hsv(218, 75%, 55%)
CMYK	cmyk(75.2%, 48.2%, 0%, 44.7%)
CIE-LAB	lab(31.91, 11.54, -41.70)
CIE-LCH	lch(31.91, 43.27, 285.46°)
OKLab	oklab(41.68% -0.019 -0.1196)
OKLCH	oklch(41.68% 0.121 261)
XYZ	xyz(7.8817, 7.0446, 26.1385)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23498D #8D6723

analogous

#237E8D #23498D #32238D

triadic

#23498D #8D2349 #498D23

tetradic

#23498D #8D237E #8D6723 #238D32

square

#23498D #8D237E #8D6723 #238D32

split-complementary

#23498D #8D3223 #7E8D23

monochromatic

#0B162B #17305C #23498D #2F62BE #5583D5

Accessibility & contrast

On white

8.72

#23498D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#23498D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23498D

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23498D	#FFFFFF	#000000	##FFFFFF
##23498D	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#255090

Deuteranopia (green-blind)

#09478C

Tritanopia (blue-blind)

#005964

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #23498d;
/* rgb */ color: rgb(35, 73, 141);
/* oklch */ color: oklch(41.7% 0.121 261.0);

Tailwind

colors: {
  custom: {
    50: '#6d7baf',
    500: '#23498d',
    950: '#000000',
  },
}

SCSS

$custom: #23498d;
$custom-light: #6d7baf;
$custom-dark: #000000;

JSON

{
  "hex": "#23498d",
  "rgb": {
    "r": 35,
    "g": 73,
    "b": 141
  },
  "hsl": {
    "h": 218.491,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.41675,
    "c": 0.1211,
    "h": 261
  },
  "luminance": 0.07045
}

Semantic roles & 50–950 ramp

primary

#23498D

secondary

#B99453

accent

#AA44E3

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #23498D

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

Preview Lab → · Contrast checker → · Palette generator →