#232B5C#232B5C

#232B5C is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.1% C 0.087 H 273.3°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#232B5C
RGB	rgb(35, 43, 92)
HSL	hsl(232, 45%, 25%)
HSV	hsv(232, 62%, 36%)
CMYK	cmyk(62%, 53.3%, 0%, 63.9%)
CIE-LAB	lab(19.46, 13.30, -30.54)
CIE-LCH	lch(19.46, 33.31, 293.52°)
OKLab	oklab(31.08% 0.005 -0.0873)
OKLCH	oklch(31.08% 0.087 273.3)
XYZ	xyz(3.4881, 2.8575, 10.4909)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B5C #5C5423

analogous

#23485C #232B5C #38235C

triadic

#232B5C #5C232B #2B5C23

tetradic

#232B5C #5C2348 #5C5423 #235C38

square

#232B5C #5C2348 #5C5423 #235C38

split-complementary

#232B5C #5C3823 #485C23

monochromatic

#080A16 #121630 #232B5C #344088 #4554B5

Accessibility & contrast

On white

13.36

#232B5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#232B5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B5C

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B5C	#FFFFFF	#000000	##FFFFFF
##232B5C	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12325E

Deuteranopia (green-blind)

#082D5B

Tritanopia (blue-blind)

#00363F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #232b5c;
/* rgb */ color: rgb(35, 43, 92);
/* oklch */ color: oklch(31.1% 0.087 273.3);

Tailwind

colors: {
  custom: {
    50: '#64648a',
    500: '#232b5c',
    950: '#000000',
  },
}

SCSS

$custom: #232b5c;
$custom-light: #64648a;
$custom-dark: #000000;

JSON

{
  "hex": "#232b5c",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 92
  },
  "hsl": {
    "h": 231.579,
    "s": 44.882,
    "l": 24.902
  },
  "oklch": {
    "l": 0.31077,
    "c": 0.08742,
    "h": 273.3
  },
  "luminance": 0.02858
}

Semantic roles & 50–950 ramp

primary

#232B5C

secondary

#90864B

accent

#C253D5

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#06050C

muted

#7A797D

Preview Lab

Preview with #232B5C

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

Preview Lab → · Contrast checker → · Palette generator →