#233597#233597

#233597 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.3% C 0.161 H 269.1°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#233597
RGB	rgb(35, 53, 151)
HSL	hsl(231, 62%, 36%)
HSV	hsv(231, 77%, 59%)
CMYK	cmyk(76.8%, 64.9%, 0%, 40.8%)
CIE-LAB	lab(27.12, 29.07, -55.60)
CIE-LCH	lch(27.12, 62.74, 297.60°)
OKLab	oklab(38.32% -0.0026 -0.1608)
OKLCH	oklch(38.32% 0.161 269.1)
XYZ	xyz(7.5502, 5.1371, 29.8658)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233597 #978523

analogous

#236F97 #233597 #4B2397

triadic

#233597 #972335 #359723

tetradic

#233597 #97236F #978523 #23974B

square

#233597 #97236F #978523 #23974B

split-complementary

#233597 #974B23 #6F9723

monochromatic

#0C1234 #172465 #233597 #2F46C9 #5B6FD9

Accessibility & contrast

On white

10.36

#233597 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#233597 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233597

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233597	#FFFFFF	#000000	##FFFFFF
##233597	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469A

Deuteranopia (green-blind)

#003B95

Tritanopia (blue-blind)

#004F61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #233597;
/* rgb */ color: rgb(35, 53, 151);
/* oklch */ color: oklch(38.3% 0.161 269.1);

Tailwind

colors: {
  custom: {
    50: '#716cb7',
    500: '#233597',
    950: '#000000',
  },
}

SCSS

$custom: #233597;
$custom-light: #716cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#233597",
  "rgb": {
    "r": 35,
    "g": 53,
    "b": 151
  },
  "hsl": {
    "h": 230.69,
    "s": 62.366,
    "l": 36.471
  },
  "oklch": {
    "l": 0.38318,
    "c": 0.16079,
    "h": 269.1
  },
  "luminance": 0.05138
}

Semantic roles & 50–950 ramp

primary

#233597

secondary

#BEAE58

accent

#CC42E5

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #233597

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

Preview Lab → · Contrast checker → · Palette generator →