#121D25#121D25

#121D25 is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 22.4% C 0.022 H 240.5°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#121D25
RGB	rgb(18, 29, 37)
HSL	hsl(205, 35%, 11%)
HSV	hsv(205, 51%, 15%)
CMYK	cmyk(51.4%, 21.6%, 0%, 85.5%)
CIE-LAB	lab(10.11, -2.18, -7.00)
CIE-LCH	lch(10.11, 7.33, 252.73°)
OKLab	oklab(22.42% -0.0109 -0.0193)
OKLCH	oklch(22.42% 0.022 240.5)
XYZ	xyz(1.0226, 1.1408, 1.9162)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D25 #251A12

analogous

#122523 #121D25 #121325

triadic

#121D25 #25121D #1D2512

tetradic

#121D25 #231225 #251A12 #132512

square

#121D25 #231225 #251A12 #132512

split-complementary

#121D25 #251213 #252312

monochromatic

#0A1015 #0A1015 #121D25 #263D4E #3A5E77

Accessibility & contrast

On white

17.10

#121D25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#121D25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D25

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D25	#FFFFFF	#000000	##FFFFFF
##121D25	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1D25

Deuteranopia (green-blind)

#171B25

Tritanopia (blue-blind)

#0B1F20

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #121d25;
/* rgb */ color: rgb(18, 29, 37);
/* oklch */ color: oklch(22.4% 0.022 240.5);

Tailwind

colors: {
  custom: {
    50: '#50585f',
    500: '#121d25',
    950: '#000000',
  },
}

SCSS

$custom: #121d25;
$custom-light: #50585f;
$custom-dark: #000000;

JSON

{
  "hex": "#121d25",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 37
  },
  "hsl": {
    "h": 205.263,
    "s": 34.545,
    "l": 10.784
  },
  "oklch": {
    "l": 0.22419,
    "c": 0.0222,
    "h": 240.5
  },
  "luminance": 0.01141
}

Semantic roles & 50–950 ramp

primary

#121D25

secondary

#5B4738

accent

#8B5DCB

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#020304

muted

#787879

Preview Lab

Preview with #121D25

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

Preview Lab → · Contrast checker → · Palette generator →