#19551A
Closest named color: Forest (#0B5509). oklch(39.7% 0.109 143.4), rgb(25, 85, 26).
Aa
White text reads best on this color (8.91:1).
About this color
#19551A is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.109 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.017 away. White text reads best on it, at 8.91:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #19551A |
| RGB | rgb(25, 85, 26) |
| HSL | hsl(121, 55%, 22%) |
| OKLCH | oklch(39.7% 0.109 143.4) |
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 #19551A | 8.91:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #19551A | 2.35:1 | Fails | Lc 13.9 | Not readable |
| #19551A text on white | 8.91:1 | AAA | Lc 90.1 | Preferred for body text |
| #19551A text on black | 2.35:1 | Fails | Lc -12.2 | 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 900.
-
Step 50
50
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C8E1C6
oklch(88.4% 0.045 143.2)
-
Step 300
300
#A1CF9F
oklch(80.9% 0.082 143.7)
-
Step 400
400
#6BB569
oklch(70.6% 0.131 143.5)
-
Step 500
500
#3DA23E
oklch(63.1% 0.167 143.4)
-
Step 600
600
#048C15
oklch(55.6% 0.182 143.4)
-
Step 700
700
#00760E
oklch(49.1% 0.162 143.4)
-
Step 800
800
#01610B
oklch(42.8% 0.14 143.5)
-
Step 900
900 (this color)
#19551A
oklch(39.7% 0.109 143.4)
-
Step 950
950
#0D2F0D
oklch(27.1% 0.07 143.3)
#19551A 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) | #574D13 | 0.079 |
| Deuteranopia (no green cones) | #50481F | 0.079 |
| Tritanopia (no blue cones) | #0B5249 | 0.071 |
| Achromatopsia (no color) | #4A4A4A | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19551A
#19551A
oklch(39.7% 0.109 143.4)
- #622F68
#622F68
oklch(39.7% 0.109 323.3)
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 #19551A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.017
- Deep Green #02590F ΔE 0.021
- Navy Green #35530A ΔE 0.026
- Spruce #0A5F38 ΔE 0.041
- Bottle Green #044A05 ΔE 0.042
- Pine #2B5D34 ΔE 0.043
- Darkgreen #054907 ΔE 0.044
- British Racing Green #05480D ΔE 0.047
Use #19551A 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.