#1F5528
Closest named color: Navy Green (#35530A). oklch(40.1% 0.093 146.8), rgb(31, 85, 40).
Aa
White text reads best on this color (8.79:1).
About this color
#1F5528 is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.093 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.030 away. White text reads best on it, at 8.79:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #1F5528 |
| RGB | rgb(31, 85, 40) |
| HSL | hsl(130, 47%, 23%) |
| OKLCH | oklch(40.1% 0.093 146.8) |
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 #1F5528 | 8.79:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #1F5528 | 2.38:1 | Fails | Lc 14.1 | Not readable |
| #1F5528 text on white | 8.79:1 | AAA | Lc 89.8 | Fine for body text |
| #1F5528 text on black | 2.38:1 | Fails | Lc -12.4 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE2
oklch(93.7% 0.02 145.4)
-
Step 200
200
#C9E1CB
oklch(88.6% 0.039 147.6)
-
Step 300
300
#A4CDA7
oklch(80.9% 0.068 146.8)
-
Step 400
400
#70B377
oklch(70.6% 0.11 146.8)
-
Step 500
500
#44A053
oklch(63.1% 0.143 146.9)
-
Step 600
600
#1B8A36
oklch(55.6% 0.155 146.8)
-
Step 700
700
#067528
oklch(49.1% 0.144 146.8)
-
Step 800
800
#0F5F23
oklch(42.6% 0.119 146.9)
-
Step 900
900 (this color)
#1F5528
oklch(40.1% 0.093 146.8)
-
Step 950
950
#102E14
oklch(27% 0.059 146.4)
#1F5528 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) | #564D24 | 0.073 |
| Deuteranopia (no green cones) | #4F492B | 0.071 |
| Tritanopia (no blue cones) | #13534A | 0.054 |
| Achromatopsia (no color) | #4A4A4A | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F5528
#1F5528
oklch(40.1% 0.093 146.8)
- #623462
#623462
oklch(40.2% 0.093 327.1)
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 #1F5528, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.030
- Pine #2B5D34 ΔE 0.032
- Spruce #0A5F38 ΔE 0.032
- Forest #0B5509 ΔE 0.035
- Deep Green #02590F ΔE 0.037
- Pine Green #0A481E ΔE 0.048
- Bottle Green #044A05 ΔE 0.052
- Darkgreen #054907 ΔE 0.053
Use #1F5528 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.