#05233F#05233F

#05233F is a dark, moderate cyan. Relative luminance 0.016; OKLCH L 25.2% C 0.064 H 250.4°. Best body text is #FFFFFF at 15.93:1 contrast (WCAG AA passes).

Color values

HEX	#05233F
RGB	rgb(5, 35, 63)
HSL	hsl(209, 85%, 13%)
HSV	hsv(209, 92%, 25%)
CMYK	cmyk(92.1%, 44.4%, 0%, 75.3%)
CIE-LAB	lab(13.19, 1.27, -20.95)
CIE-LCH	lch(13.19, 20.98, 273.48°)
OKLab	oklab(25.16% -0.0213 -0.0598)
OKLCH	oklch(25.16% 0.064 250.4)
XYZ	xyz(1.5605, 1.5930, 4.9269)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05233F #3F2105

analogous

#053F3E #05233F #05063F

triadic

#05233F #3F0523 #233F05

tetradic

#05233F #3E053F #3F2105 #063F05

square

#05233F #3E053F #3F2105 #063F05

split-complementary

#05233F #3F0506 #3F3E05

monochromatic

#02101C #02101C #05233F #094278 #0E62B0

Accessibility & contrast

On white

15.93

#05233F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#05233F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05233F

15.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05233F	#FFFFFF	#000000	##FFFFFF
##05233F	1.00	15.93	1.32	15.93
#FFFFFF	15.93	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152540

Deuteranopia (green-blind)

#0C203E

Tritanopia (blue-blind)

#002A2D

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #05233f;
/* rgb */ color: rgb(5, 35, 63);
/* oklch */ color: oklch(25.2% 0.064 250.4);

Tailwind

colors: {
  custom: {
    50: '#505d74',
    500: '#05233f',
    950: '#000000',
  },
}

SCSS

$custom: #05233f;
$custom-light: #505d74;
$custom-dark: #000000;

JSON

{
  "hex": "#05233f",
  "rgb": {
    "r": 5,
    "g": 35,
    "b": 63
  },
  "hsl": {
    "h": 208.966,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.25156,
    "c": 0.06353,
    "h": 250.4
  },
  "luminance": 0.01593
}

Semantic roles & 50–950 ramp

primary

#05233F

secondary

#804E20

accent

#902CFC

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#020408

muted

#78797B

Preview Lab

Preview with #05233F

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

Preview Lab → · Contrast checker → · Palette generator →