#12291D
Closest named color: Jet (#212529). oklch(25.8% 0.037 159.5), rgb(18, 41, 29).
Aa
White text reads best on this color (15.43:1).
About this color
#12291D is a dark, muted green. In OKLCH its lightness is 26%, its chroma 0.037 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jet (#212529), ΔE 0.039 away. White text reads best on it, at 15.43:1.
| Hue family | Greens |
| Lightness | dark (26%) |
| Chroma | muted (0.037) |
| Temperature | in between |
| Nearest name | Jet (#212529) |
| Black text | 1.36:1 |
| White text | 15.43:1 |
Values
| HEX | #12291D |
| RGB | rgb(18, 41, 29) |
| HSL | hsl(149, 39%, 12%) |
| OKLCH | oklch(25.8% 0.037 159.5) |
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 #12291D | 15.43:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #12291D | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #12291D text on white | 15.43:1 | AAA | Lc 102.3 | Preferred for body text |
| #12291D text on black | 1.36:1 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE7
oklch(93.7% 0.013 159.9)
-
Step 200
200
#CCDED3
oklch(88.4% 0.024 159.1)
-
Step 300
300
#A9CAB7
oklch(80.9% 0.044 160)
-
Step 400
400
#7AAF91
oklch(70.8% 0.071 159.1)
-
Step 500
500
#559A76
oklch(63% 0.09 159.6)
-
Step 600
600
#36855F
oklch(55.7% 0.098 159.7)
-
Step 700
700
#28704E
oklch(49% 0.091 159.6)
-
Step 800
800
#235B40
oklch(42.6% 0.075 159.7)
-
Step 900
900
#224B36
oklch(37.6% 0.059 159.3)
-
Step 950
950 (this color)
#12291D
oklch(25.8% 0.037 159.5)
#12291D 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) | #29261C | 0.036 |
| Deuteranopia (no green cones) | #25231E | 0.035 |
| Tritanopia (no blue cones) | #0C2926 | 0.017 |
| Achromatopsia (no color) | #242424 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12291D
#12291D
oklch(25.8% 0.037 159.5)
- #2F1C29
#2F1C29
oklch(25.6% 0.037 339.1)
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 #12291D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.039
- Dark Forest Green #002D04 ΔE 0.048
- Very Dark Green #062E03 ΔE 0.049
- Dark #1B2431 ΔE 0.050
- Pakistan Green #283618 ΔE 0.061
- Oxford Blue #1B263B ΔE 0.064
- Rich Black #0D1B2A ΔE 0.066
- Dark Brown #341C02 ΔE 0.068
Use #12291D 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.