#232F9C#232F9C

#232F9C is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.7% C 0.175 H 270.2°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#232F9C
RGB	rgb(35, 47, 156)
HSL	hsl(234, 63%, 37%)
HSV	hsv(234, 78%, 61%)
CMYK	cmyk(77.6%, 69.9%, 0%, 38.8%)
CIE-LAB	lab(26.13, 34.84, -60.29)
CIE-LCH	lch(26.13, 69.63, 300.03°)
OKLab	oklab(37.74% 0.0006 -0.1745)
OKLCH	oklch(37.74% 0.175 270.2)
XYZ	xyz(7.7084, 4.7898, 31.9643)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F9C #9C9023

analogous

#236B9C #232F9C #54239C

triadic

#232F9C #9C232F #2F9C23

tetradic

#232F9C #9C236B #9C9023 #239C54

square

#232F9C #9C236B #9C9023 #239C54

split-complementary

#232F9C #9C5423 #6B9C23

monochromatic

#0D1138 #18206A #232F9C #2E3ECE #5E6BDB

Accessibility & contrast

On white

10.72

#232F9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#232F9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F9C

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F9C	#FFFFFF	#000000	##FFFFFF
##232F9C	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449F

Deuteranopia (green-blind)

#00389A

Tritanopia (blue-blind)

#004D61

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #232f9c;
/* rgb */ color: rgb(35, 47, 156);
/* oklch */ color: oklch(37.7% 0.175 270.2);

Tailwind

colors: {
  custom: {
    50: '#7368ba',
    500: '#232f9c',
    950: '#000000',
  },
}

SCSS

$custom: #232f9c;
$custom-light: #7368ba;
$custom-dark: #000000;

JSON

{
  "hex": "#232f9c",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 156
  },
  "hsl": {
    "h": 234.05,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37737,
    "c": 0.17451,
    "h": 270.2
  },
  "luminance": 0.04791
}

Semantic roles & 50–950 ramp

primary

#232F9C

secondary

#C0B65B

accent

#D641E6

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #232F9C

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

Preview Lab → · Contrast checker → · Palette generator →