#232F8A#232F8A

#232F8A is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.0% C 0.150 H 270.8°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#232F8A
RGB	rgb(35, 47, 138)
HSL	hsl(233, 60%, 34%)
HSV	hsv(233, 75%, 54%)
CMYK	cmyk(74.6%, 65.9%, 0%, 45.9%)
CIE-LAB	lab(24.40, 28.16, -52.03)
CIE-LCH	lch(24.40, 59.16, 298.42°)
OKLab	oklab(35.95% 0.002 -0.1504)
OKLCH	oklch(35.95% 0.15 270.8)
XYZ	xyz(6.2955, 4.2247, 24.5235)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F8A #8A7E23

analogous

#23638A #232F8A #4B238A

triadic

#232F8A #8A232F #2F8A23

tetradic

#232F8A #8A2363 #8A7E23 #238A4B

square

#232F8A #8A2363 #8A7E23 #238A4B

split-complementary

#232F8A #8A4B23 #638A23

monochromatic

#0A0E28 #171E59 #232F8A #2F40BB #5463D4

Accessibility & contrast

On white

11.38

#232F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#232F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F8A

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F8A	#FFFFFF	#000000	##FFFFFF
##232F8A	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8D

Deuteranopia (green-blind)

#003588

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #232f8a;
/* rgb */ color: rgb(35, 47, 138);
/* oklch */ color: oklch(36.0% 0.150 270.8);

Tailwind

colors: {
  custom: {
    50: '#6e67ad',
    500: '#232f8a',
    950: '#000000',
  },
}

SCSS

$custom: #232f8a;
$custom-light: #6e67ad;
$custom-dark: #000000;

JSON

{
  "hex": "#232f8a",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 138
  },
  "hsl": {
    "h": 233.01,
    "s": 59.538,
    "l": 33.922
  },
  "oklch": {
    "l": 0.35952,
    "c": 0.15037,
    "h": 270.8
  },
  "luminance": 0.04225
}

Semantic roles & 50–950 ramp

primary

#232F8A

secondary

#B7AC51

accent

#D045E3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #232F8A

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

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