#0A552C
Closest named color: Spruce (#0A5F38). oklch(39.6% 0.097 152.9), rgb(10, 85, 44).
Aa
White text reads best on this color (8.94:1).
About this color
#0A552C is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.097 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.033 away. White text reads best on it, at 8.94:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.34:1 |
| White text | 8.94:1 |
Values
| HEX | #0A552C |
| RGB | rgb(10, 85, 44) |
| HSL | hsl(147, 79%, 19%) |
| OKLCH | oklch(39.6% 0.097 152.9) |
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 #0A552C | 8.94:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #0A552C | 2.34:1 | Fails | Lc 13.9 | Not readable |
| #0A552C text on white | 8.94:1 | AAA | Lc 90.1 | Preferred for body text |
| #0A552C text on black | 2.34:1 | 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
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E0EEE3
oklch(93.6% 0.021 152.2)
-
Step 200
200
#C6E1CD
oklch(88.4% 0.039 153.4)
-
Step 300
300
#9DCFAB
oklch(81% 0.073 153.3)
-
Step 400
400
#62B67D
oklch(70.8% 0.118 152.8)
-
Step 500
500
#27A25C
oklch(63% 0.148 153)
-
Step 600
600
#008A48
oklch(55.5% 0.143 153)
-
Step 700
700
#00743C
oklch(49% 0.126 153.1)
-
Step 800
800
#005F30
oklch(42.6% 0.109 153.1)
-
Step 900
900 (this color)
#0A552C
oklch(39.6% 0.097 152.9)
-
Step 950
950
#072F17
oklch(27.1% 0.062 152.7)
#0A552C 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) | #554D29 | 0.083 |
| Deuteranopia (no green cones) | #4D472F | 0.083 |
| Tritanopia (no blue cones) | #00544B | 0.050 |
| Achromatopsia (no color) | #494949 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A552C
#0A552C
oklch(39.6% 0.097 152.9)
- #64305D
#64305D
oklch(39.5% 0.098 332.5)
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 #0A552C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.033
- Forest #0B5509 ΔE 0.035
- Deep Green #02590F ΔE 0.037
- Pine #2B5D34 ΔE 0.038
- Navy Green #35530A ΔE 0.040
- Pine Green #0A481E ΔE 0.044
- Evergreen #05472A ΔE 0.048
- Bottle Green #044A05 ΔE 0.049
Use #0A552C 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.