#11233B#11233B

#11233B is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.4% C 0.052 H 256.1°. Best body text is #FFFFFF at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#11233B
RGB	rgb(17, 35, 59)
HSL	hsl(214, 55%, 15%)
HSV	hsv(214, 71%, 23%)
CMYK	cmyk(71.2%, 40.7%, 0%, 76.9%)
CIE-LAB	lab(13.45, 1.76, -17.68)
CIE-LCH	lch(13.45, 17.77, 275.67°)
OKLab	oklab(25.43% -0.0124 -0.0501)
OKLCH	oklch(25.43% 0.052 256.1)
XYZ	xyz(1.6213, 1.6369, 4.3673)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11233B #3B2911

analogous

#11383B #11233B #14113B

triadic

#11233B #3B1123 #233B11

tetradic

#11233B #3B1138 #3B2911 #113B14

square

#11233B #3B1138 #3B2911 #113B14

split-complementary

#11233B #3B1411 #383B11

monochromatic

#070E18 #070E18 #11233B #1F3F6B #2C5B9A

Accessibility & contrast

On white

15.82

#11233B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#11233B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11233B

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11233B	#FFFFFF	#000000	##FFFFFF
##11233B	1.00	15.82	1.33	15.82
#FFFFFF	15.82	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19253C

Deuteranopia (green-blind)

#13213B

Tritanopia (blue-blind)

#00282C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #11233b;
/* rgb */ color: rgb(17, 35, 59);
/* oklch */ color: oklch(25.4% 0.052 256.1);

Tailwind

colors: {
  custom: {
    50: '#545d71',
    500: '#11233b',
    950: '#000000',
  },
}

SCSS

$custom: #11233b;
$custom-light: #545d71;
$custom-dark: #000000;

JSON

{
  "hex": "#11233b",
  "rgb": {
    "r": 17,
    "g": 35,
    "b": 59
  },
  "hsl": {
    "h": 214.286,
    "s": 55.263,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25426,
    "c": 0.05158,
    "h": 256.1
  },
  "luminance": 0.01637
}

Semantic roles & 50–950 ramp

primary

#11233B

secondary

#745933

accent

#9F49DF

background

#F5F5F6

surface

#E8E9EC

border

#C4C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #11233B

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

Preview Lab → · Contrast checker → · Palette generator →