#12253A#12253A

#12253A is a dark, muted cyan. Relative luminance 0.018; OKLCH L 26.0% C 0.047 H 252.2°. Best body text is #FFFFFF at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#12253A
RGB	rgb(18, 37, 58)
HSL	hsl(212, 53%, 15%)
HSV	hsv(212, 69%, 23%)
CMYK	cmyk(69%, 36.2%, 0%, 77.3%)
CIE-LAB	lab(14.16, 0.11, -15.86)
CIE-LCH	lch(14.16, 15.87, 270.41°)
OKLab	oklab(25.97% -0.0144 -0.0447)
OKLCH	oklch(25.97% 0.047 252.2)
XYZ	xyz(1.6745, 1.7571, 4.2531)
Luminance	0.0176 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12253A #3A2712

analogous

#12393A #12253A #13123A

triadic

#12253A #3A1225 #253A12

tetradic

#12253A #3A1239 #3A2712 #123A13

square

#12253A #3A1239 #3A2712 #123A13

split-complementary

#12253A #3A1312 #393A12

monochromatic

#070F17 #070F17 #12253A #204369 #2F6197

Accessibility & contrast

On white

15.54

#12253A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#12253A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12253A

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12253A	#FFFFFF	#000000	##FFFFFF
##12253A	1.00	15.54	1.35	15.54
#FFFFFF	15.54	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C263B

Deuteranopia (green-blind)

#17223A

Tritanopia (blue-blind)

#002A2C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #12253a;
/* rgb */ color: rgb(18, 37, 58);
/* oklch */ color: oklch(26.0% 0.047 252.2);

Tailwind

colors: {
  custom: {
    50: '#545f70',
    500: '#12253a',
    950: '#000000',
  },
}

SCSS

$custom: #12253a;
$custom-light: #545f70;
$custom-dark: #000000;

JSON

{
  "hex": "#12253a",
  "rgb": {
    "r": 18,
    "g": 37,
    "b": 58
  },
  "hsl": {
    "h": 211.5,
    "s": 52.632,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25972,
    "c": 0.047,
    "h": 252.2
  },
  "luminance": 0.01757
}

Semantic roles & 50–950 ramp

primary

#12253A

secondary

#735535

accent

#984CDC

background

#F5F5F6

surface

#E8E9EC

border

#C4C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #12253A

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

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