#232B8E#232B8E

#232B8E is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.6% C 0.161 H 271.5°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#232B8E
RGB	rgb(35, 43, 142)
HSL	hsl(236, 60%, 35%)
HSV	hsv(236, 75%, 56%)
CMYK	cmyk(75.4%, 69.7%, 0%, 44.3%)
CIE-LAB	lab(23.79, 32.29, -55.51)
CIE-LCH	lch(23.79, 64.22, 300.18°)
OKLab	oklab(35.63% 0.0043 -0.1606)
OKLCH	oklch(35.63% 0.161 271.5)
XYZ	xyz(6.4378, 4.0374, 26.0260)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B8E #8E8623

analogous

#23618E #232B8E #51238E

triadic

#232B8E #8E232B #2B8E23

tetradic

#232B8E #8E2361 #8E8623 #238E51

square

#232B8E #8E2361 #8E8623 #238E51

split-complementary

#232B8E #8E5123 #618E23

monochromatic

#0B0D2C #171C5D #232B8E #2F3ABF #5660D5

Accessibility & contrast

On white

11.62

#232B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#232B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B8E

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B8E	#FFFFFF	#000000	##FFFFFF
##232B8E	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00348C

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #232b8e;
/* rgb */ color: rgb(35, 43, 142);
/* oklch */ color: oklch(35.6% 0.161 271.5);

Tailwind

colors: {
  custom: {
    50: '#6f65b0',
    500: '#232b8e',
    950: '#000000',
  },
}

SCSS

$custom: #232b8e;
$custom-light: #6f65b0;
$custom-dark: #000000;

JSON

{
  "hex": "#232b8e",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 142
  },
  "hsl": {
    "h": 235.514,
    "s": 60.452,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35627,
    "c": 0.16063,
    "h": 271.5
  },
  "luminance": 0.04038
}

Semantic roles & 50–950 ramp

primary

#232B8E

secondary

#B9B253

accent

#D844E4

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #232B8E

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

Preview Lab → · Contrast checker → · Palette generator →