#055B34
Closest named color: Spruce (#0A5F38). oklch(41.5% 0.099 156), rgb(5, 91, 52).
Aa
White text reads best on this color (8.22:1).
About this color
#055B34 is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.099 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.014 away. White text reads best on it, at 8.22:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #055B34 |
| RGB | rgb(5, 91, 52) |
| HSL | hsl(153, 90%, 19%) |
| OKLCH | oklch(41.5% 0.099 156) |
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 #055B34 | 8.22:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #055B34 | 2.55:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #055B34 text on white | 8.22:1 | AAA | Lc 88.0 | Fine for body text |
| #055B34 text on black | 2.55:1 | Fails | Lc -14.2 | 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 800.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#C9E0D0
oklch(88.5% 0.033 155.3)
-
Step 300
300
#A3CCB1
oklch(80.8% 0.058 156)
-
Step 400
400
#6FB288
oklch(70.7% 0.092 155.7)
-
Step 500
500
#439E6B
oklch(63% 0.117 156.1)
-
Step 600
600
#178952
oklch(55.7% 0.129 155.8)
-
Step 700
700
#017443
oklch(49.2% 0.119 156)
-
Step 800
800 (this color)
#055B34
oklch(41.5% 0.099 156)
-
Step 900
900
#164D30
oklch(37.6% 0.076 156.4)
-
Step 950
950
#0F2D1C
oklch(26.9% 0.048 156.1)
#055B34 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) | #5A5331 | 0.087 |
| Deuteranopia (no green cones) | #514C37 | 0.087 |
| Tritanopia (no blue cones) | #005A51 | 0.047 |
| Achromatopsia (no color) | #4F4F4F | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #055B34
#055B34
oklch(41.5% 0.099 156)
- #6C3460
#6C3460
oklch(41.5% 0.099 335.9)
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 #055B34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.014
- Pine #2B5D34 ΔE 0.025
- Deep Green #02590F ΔE 0.040
- Forest #0B5509 ΔE 0.044
- Navy Green #35530A ΔE 0.046
- Dark Blue Green #005249 ΔE 0.052
- Dark Green Blue #1F6357 ΔE 0.058
- Dark Green #006400 ΔE 0.061
Use #055B34 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.