#12272D
Closest named color: Dark (#1B2431). oklch(25.8% 0.029 218.4), rgb(18, 39, 45).
Aa
White text reads best on this color (15.51:1).
About this color
#12272D is a dark close to neutral grey. In OKLCH its lightness is 26%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Dark (#1B2431), ΔE 0.019 away. White text reads best on it, at 15.51:1.
| Hue family | Neutrals |
| Lightness | dark (26%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dark (#1B2431) |
| Black text | 1.35:1 |
| White text | 15.51:1 |
Values
| HEX | #12272D |
| RGB | rgb(18, 39, 45) |
| HSL | hsl(193, 43%, 12%) |
| OKLCH | oklch(25.8% 0.029 218.4) |
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 #12272D | 15.51:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #12272D | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #12272D text on white | 15.51:1 | AAA | Lc 102.4 | Preferred for body text |
| #12272D 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
#CCDCE2
oklch(88.4% 0.019 222.2)
-
Step 300
300
#A9C6D0
oklch(80.8% 0.034 220.6)
-
Step 400
400
#79A9B8
oklch(70.6% 0.056 219.2)
-
Step 500
500
#5594A6
oklch(63.1% 0.07 218.3)
-
Step 600
600
#367E91
oklch(55.5% 0.077 217.9)
-
Step 700
700
#286A7C
oklch(49% 0.071 219)
-
Step 800
800
#235765
oklch(42.8% 0.059 218.3)
-
Step 900
900
#224852
oklch(37.8% 0.046 217.1)
-
Step 950
950 (this color)
#12272D
oklch(25.8% 0.029 218.4)
#12272D 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) | #23262D | 0.025 |
| Deuteranopia (no green cones) | #1F232D | 0.022 |
| Tritanopia (no blue cones) | #042929 | 0.018 |
| Achromatopsia (no color) | #242424 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12272D
#12272D
oklch(25.8% 0.029 218.4)
- #301F19
#301F19
oklch(25.9% 0.029 40.3)
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 #12272D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.019
- Jet #212529 ΔE 0.022
- Oxford Blue #1B263B ΔE 0.032
- Rich Black #0D1B2A ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.059
- Gunmetal #293241 ΔE 0.061
- Midnight Green #073B4C ΔE 0.077
- Dark Forest Green #002D04 ΔE 0.080
Use #12272D 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.