#232B91#232B91

#232B91 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.9% C 0.165 H 271.4°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#232B91
RGB	rgb(35, 43, 145)
HSL	hsl(236, 61%, 35%)
HSV	hsv(236, 76%, 57%)
CMYK	cmyk(75.9%, 70.3%, 0%, 43.1%)
CIE-LAB	lab(24.09, 33.38, -56.88)
CIE-LCH	lch(24.09, 65.95, 300.41°)
OKLab	oklab(35.93% 0.004 -0.1646)
OKLCH	oklch(35.93% 0.165 271.4)
XYZ	xyz(6.6661, 4.1287, 27.2282)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B91 #918923

analogous

#236291 #232B91 #522391

triadic

#232B91 #91232B #2B9123

tetradic

#232B91 #912362 #918923 #239152

square

#232B91 #912362 #918923 #239152

split-complementary

#232B91 #915223 #629123

monochromatic

#0B0E2E #171C60 #232B91 #2F3AC2 #5861D7

Accessibility & contrast

On white

11.50

#232B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#232B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B91

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B91	#FFFFFF	#000000	##FFFFFF
##232B91	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F94

Deuteranopia (green-blind)

#00348F

Tritanopia (blue-blind)

#00475A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #232b91;
/* rgb */ color: rgb(35, 43, 145);
/* oklch */ color: oklch(35.9% 0.165 271.4);

Tailwind

colors: {
  custom: {
    50: '#7065b2',
    500: '#232b91',
    950: '#000000',
  },
}

SCSS

$custom: #232b91;
$custom-light: #7065b2;
$custom-dark: #000000;

JSON

{
  "hex": "#232b91",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 145
  },
  "hsl": {
    "h": 235.636,
    "s": 61.111,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35933,
    "c": 0.16462,
    "h": 271.4
  },
  "luminance": 0.04129
}

Semantic roles & 50–950 ramp

primary

#232B91

secondary

#BBB355

accent

#D944E4

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #232B91

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

Preview Lab → · Contrast checker → · Palette generator →