#1B5930
Closest named color: Spruce (#0A5F38). oklch(41.3% 0.093 151.2), rgb(27, 89, 48).
Aa
White text reads best on this color (8.33:1).
About this color
#1B5930 is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.093 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.019 away. White text reads best on it, at 8.33:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.51:1 |
| White text | 8.33:1 |
Values
| HEX | #1B5930 |
| RGB | rgb(27, 89, 48) |
| HSL | hsl(140, 53%, 23%) |
| OKLCH | oklch(41.3% 0.093 151.2) |
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 #1B5930 | 8.33:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #1B5930 | 2.51:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #1B5930 text on white | 8.33:1 | AAA | Lc 88.5 | Fine for body text |
| #1B5930 text on black | 2.51:1 | Fails | Lc -13.7 | 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 800.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CCDFCF
oklch(88.5% 0.03 150.1)
-
Step 300
300
#A8CBAF
oklch(80.9% 0.054 151)
-
Step 400
400
#78B085
oklch(70.6% 0.086 151)
-
Step 500
500
#529C66
oklch(63% 0.11 150.9)
-
Step 600
600
#32874D
oklch(55.7% 0.121 150.9)
-
Step 700
700
#23723E
oklch(49.1% 0.112 151.1)
-
Step 800
800 (this color)
#1B5930
oklch(41.3% 0.093 151.2)
-
Step 900
900
#204C2D
oklch(37.6% 0.072 151.1)
-
Step 950
950
#142D1B
oklch(27.1% 0.046 151.4)
#1B5930 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) | #59512D | 0.078 |
| Deuteranopia (no green cones) | #514C33 | 0.076 |
| Tritanopia (no blue cones) | #03584F | 0.049 |
| Achromatopsia (no color) | #4E4E4E | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B5930
#1B5930
oklch(41.3% 0.093 151.2)
- #673762
#673762
oklch(41.4% 0.092 331)
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 #1B5930, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.019
- Pine #2B5D34 ΔE 0.021
- Navy Green #35530A ΔE 0.038
- Deep Green #02590F ΔE 0.040
- Forest #0B5509 ΔE 0.042
- Dark Blue Green #005249 ΔE 0.053
- Army Green #4B5D16 ΔE 0.058
- Pine Green #0A481E ΔE 0.060
Use #1B5930 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.