#232F8D#232F8D

#232F8D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.2% C 0.154 H 270.7°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#232F8D
RGB	rgb(35, 47, 141)
HSL	hsl(233, 60%, 35%)
HSV	hsv(233, 75%, 55%)
CMYK	cmyk(75.2%, 66.7%, 0%, 44.7%)
CIE-LAB	lab(24.68, 29.29, -53.44)
CIE-LCH	lch(24.68, 60.94, 298.73°)
OKLab	oklab(36.24% 0.0019 -0.1545)
OKLCH	oklch(36.24% 0.155 270.7)
XYZ	xyz(6.5157, 4.3128, 25.6832)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F8D #8D8123

analogous

#23648D #232F8D #4C238D

triadic

#232F8D #8D232F #2F8D23

tetradic

#232F8D #8D2364 #8D8123 #238D4C

square

#232F8D #8D2364 #8D8123 #238D4C

split-complementary

#232F8D #8D4C23 #648D23

monochromatic

#0B0E2B #171F5C #232F8D #2F3FBE #5564D5

Accessibility & contrast

On white

11.27

#232F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#232F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F8D

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F8D	#FFFFFF	#000000	##FFFFFF
##232F8D	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004090

Deuteranopia (green-blind)

#00368B

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #232f8d;
/* rgb */ color: rgb(35, 47, 141);
/* oklch */ color: oklch(36.2% 0.154 270.7);

Tailwind

colors: {
  custom: {
    50: '#6f67af',
    500: '#232f8d',
    950: '#000000',
  },
}

SCSS

$custom: #232f8d;
$custom-light: #6f67af;
$custom-dark: #000000;

JSON

{
  "hex": "#232f8d",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 141
  },
  "hsl": {
    "h": 233.208,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.36242,
    "c": 0.1545,
    "h": 270.7
  },
  "luminance": 0.04313
}

Semantic roles & 50–950 ramp

primary

#232F8D

secondary

#B9AD53

accent

#D144E3

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #232F8D

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

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