#27591B
Closest named color: Navy Green (#35530A). oklch(41.5% 0.107 140), rgb(39, 89, 27).
Aa
White text reads best on this color (8.29:1).
About this color
#27591B is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.107 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.021 away. White text reads best on it, at 8.29:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.53:1 |
| White text | 8.29:1 |
Values
| HEX | #27591B |
| RGB | rgb(39, 89, 27) |
| HSL | hsl(108, 53%, 23%) |
| OKLCH | oklch(41.5% 0.107 140) |
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 #27591B | 8.29:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #27591B | 2.53:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #27591B text on white | 8.29:1 | AAA | Lc 88.4 | Fine for body text |
| #27591B text on black | 2.53:1 | Fails | Lc -13.8 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE2
oklch(93.6% 0.017 140)
-
Step 200
200
#CDDFCA
oklch(88.4% 0.034 141.2)
-
Step 300
300
#ACCBA5
oklch(80.9% 0.062 139.9)
-
Step 400
400
#7FB074
oklch(70.7% 0.1 139.9)
-
Step 500
500
#5D9C4E
oklch(63.1% 0.128 139.8)
-
Step 600
600
#418630
oklch(55.6% 0.14 139.9)
-
Step 700
700
#327223
oklch(49.2% 0.13 140.1)
-
Step 800
800 (this color)
#27591B
oklch(41.5% 0.107 140)
-
Step 900
900
#274C1F
oklch(37.7% 0.084 140.1)
-
Step 950
950
#182D13
oklch(27.2% 0.053 139.7)
#27591B 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) | #5C5113 | 0.073 |
| Deuteranopia (no green cones) | #554D20 | 0.072 |
| Tritanopia (no blue cones) | #22564C | 0.072 |
| Achromatopsia (no color) | #4E4E4E | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27591B
#27591B
oklch(41.5% 0.107 140)
- #65356F
#65356F
oklch(41.4% 0.108 320.5)
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 #27591B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.021
- Deep Green #02590F ΔE 0.026
- Forest #0B5509 ΔE 0.029
- Pine #2B5D34 ΔE 0.031
- Spruce #0A5F38 ΔE 0.034
- Dark Green #006400 ΔE 0.047
- Army Green #4B5D16 ΔE 0.047
- Camouflage Green #4B6113 ΔE 0.053
Use #27591B 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.