#175634
Closest named color: Spruce (#0A5F38). oklch(40.4% 0.086 155.4), rgb(23, 86, 52).
Aa
White text reads best on this color (8.68:1).
About this color
#175634 is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.086 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.028 away. White text reads best on it, at 8.68:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.41:1 |
| White text | 8.68:1 |
Values
| HEX | #175634 |
| RGB | rgb(23, 86, 52) |
| HSL | hsl(148, 58%, 21%) |
| OKLCH | oklch(40.4% 0.086 155.4) |
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 #175634 | 8.68:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #175634 | 2.41:1 | Fails | Lc 14.5 | Not readable |
| #175634 text on white | 8.68:1 | AAA | Lc 89.5 | Fine for body text |
| #175634 text on black | 2.41:1 | Fails | Lc -12.7 | 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
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CBDFD1
oklch(88.5% 0.029 155.2)
-
Step 300
300
#A8CBB3
oklch(81% 0.05 155.2)
-
Step 400
400
#77B08B
oklch(70.7% 0.081 155.3)
-
Step 500
500
#519C6E
oklch(63.2% 0.103 155.1)
-
Step 600
600
#318656
oklch(55.6% 0.111 155.2)
-
Step 700
700
#227246
oklch(49.2% 0.104 155.1)
-
Step 800
800 (this color)
#175634
oklch(40.4% 0.086 155.4)
-
Step 900
900
#204C32
oklch(37.7% 0.067 155.4)
-
Step 950
950
#142D1D
oklch(27.1% 0.043 154.3)
#175634 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) | #564F32 | 0.077 |
| Deuteranopia (no green cones) | #4E4936 | 0.075 |
| Tritanopia (no blue cones) | #00554D | 0.041 |
| Achromatopsia (no color) | #4B4B4B | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #175634
#175634
oklch(40.4% 0.086 155.4)
- #65355B
#65355B
oklch(40.4% 0.087 335.3)
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 #175634, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.028
- Pine #2B5D34 ΔE 0.030
- Dark Blue Green #005249 ΔE 0.040
- Navy Green #35530A ΔE 0.044
- Forest #0B5509 ΔE 0.048
- Deep Green #02590F ΔE 0.048
- Pine Green #0A481E ΔE 0.052
- Evergreen #05472A ΔE 0.053
Use #175634 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.