#173F2A
Closest named color: Evergreen (#05472A). oklch(33.2% 0.059 157.8), rgb(23, 63, 42).
Aa
White text reads best on this color (11.79:1).
About this color
#173F2A is a dark, muted green. In OKLCH its lightness is 33%, its chroma 0.059 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.028 away. White text reads best on it, at 11.79:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.78:1 |
| White text | 11.79:1 |
Values
| HEX | #173F2A |
| RGB | rgb(23, 63, 42) |
| HSL | hsl(149, 47%, 17%) |
| OKLCH | oklch(33.2% 0.059 157.8) |
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 #173F2A | 11.79:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #173F2A | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #173F2A text on white | 11.79:1 | AAA | Lc 96.9 | Preferred for body text |
| #173F2A text on black | 1.78:1 | Fails | Lc 0.0 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE7
oklch(93.7% 0.013 159.9)
-
Step 200
200
#CCDED3
oklch(88.4% 0.024 159.1)
-
Step 300
300
#AACAB6
oklch(81% 0.044 157.8)
-
Step 400
400
#7BAE90
oklch(70.6% 0.07 158.2)
-
Step 500
500
#579A74
oklch(63.1% 0.09 157.6)
-
Step 600
600
#39855D
oklch(55.7% 0.099 157.8)
-
Step 700
700
#2A704C
oklch(49.1% 0.092 157.8)
-
Step 800
800
#255B3F
oklch(42.6% 0.075 158.2)
-
Step 900
900 (this color)
#173F2A
oklch(33.2% 0.059 157.8)
-
Step 950
950
#162C1F
oklch(27% 0.037 156.8)
#173F2A 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) | #3E3A29 | 0.054 |
| Deuteranopia (no green cones) | #39362B | 0.053 |
| Tritanopia (no blue cones) | #093F39 | 0.026 |
| Achromatopsia (no color) | #383838 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #173F2A
#173F2A
oklch(33.2% 0.059 157.8)
- #492941
#492941
oklch(33.1% 0.06 336.7)
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 #173F2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.028
- Pakistan Green #283618 ΔE 0.035
- Pine Green #0A481E ΔE 0.041
- Hunter Green #0B4008 ΔE 0.047
- Forrest Green #154406 ΔE 0.051
- Dark Olive #373E02 ΔE 0.053
- British Racing Green #05480D ΔE 0.056
- Onyx #343A40 ΔE 0.062
Use #173F2A 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.