#12272C
Closest named color: Dark (#1B2431). oklch(25.8% 0.028 214.9), rgb(18, 39, 44).
Aa
White text reads best on this color (15.52:1).
About this color
#12272C is a dark close to neutral grey. In OKLCH its lightness is 26%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Dark (#1B2431), ΔE 0.020 away. White text reads best on it, at 15.52:1.
| Hue family | Neutrals |
| Lightness | dark (26%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Dark (#1B2431) |
| Black text | 1.35:1 |
| White text | 15.52:1 |
Values
| HEX | #12272C |
| RGB | rgb(18, 39, 44) |
| HSL | hsl(192, 42%, 12%) |
| OKLCH | oklch(25.8% 0.028 214.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #12272C | 15.52:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #12272C | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #12272C text on white | 15.52:1 | AAA | Lc 102.4 | Preferred for body text |
| #12272C text on black | 1.35:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CCDDE1
oklch(88.6% 0.019 213.4)
-
Step 300
300
#A9C7CE
oklch(81% 0.034 213.4)
-
Step 400
400
#7AAAB6
oklch(70.8% 0.054 214.9)
-
Step 500
500
#5594A4
oklch(63% 0.069 216)
-
Step 600
600
#377E8F
oklch(55.5% 0.075 215.9)
-
Step 700
700
#286B79
oklch(49.2% 0.07 213.9)
-
Step 800
800
#235763
oklch(42.7% 0.058 215.3)
-
Step 900
900
#224850
oklch(37.7% 0.045 213.1)
-
Step 950
950 (this color)
#12272C
oklch(25.8% 0.028 214.9)
#12272C with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #23262C | 0.025 |
| Deuteranopia (no green cones) | #1F232C | 0.022 |
| Tritanopia (no blue cones) | #052929 | 0.016 |
| Achromatopsia (no color) | #242424 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12272C
#12272C
oklch(25.8% 0.028 214.9)
- #301E1A
#301E1A
oklch(25.7% 0.029 33)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #12272C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.020
- Jet #212529 ΔE 0.022
- Oxford Blue #1B263B ΔE 0.033
- Rich Black #0D1B2A ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.060
- Gunmetal #293241 ΔE 0.062
- Midnight Green #073B4C ΔE 0.078
- Dark Forest Green #002D04 ΔE 0.078
Use #12272C in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.