#173F1E
Closest named color: Evergreen (#05472A). oklch(32.9% 0.073 147.3), rgb(23, 63, 30).
Aa
White text reads best on this color (11.89:1).
About this color
#173F1E is a dark, moderately saturated green. In OKLCH its lightness is 33%, its chroma 0.073 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.027 away. White text reads best on it, at 11.89:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.76:1 |
| White text | 11.89:1 |
Values
| HEX | #173F1E |
| RGB | rgb(23, 63, 30) |
| HSL | hsl(131, 47%, 17%) |
| OKLCH | oklch(32.9% 0.073 147.3) |
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 #173F1E | 11.89:1 | AAA | Lc -100.7 | Preferred for body text |
| Black text on #173F1E | 1.76:1 | Fails | Lc 0.0 | Not readable |
| #173F1E text on white | 11.89:1 | AAA | Lc 97.1 | Preferred for body text |
| #173F1E text on black | 1.76:1 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CDDFCE
oklch(88.5% 0.03 146.9)
-
Step 300
300
#AACBAD
oklch(81% 0.055 147.5)
-
Step 400
400
#7CB081
oklch(70.8% 0.087 147)
-
Step 500
500
#589C61
oklch(63.2% 0.112 147.1)
-
Step 600
600
#3A8647
oklch(55.6% 0.122 147.2)
-
Step 700
700
#2C7139
oklch(49% 0.112 147.4)
-
Step 800
800
#265C2F
oklch(42.6% 0.093 147.1)
-
Step 900
900 (this color)
#173F1E
oklch(32.9% 0.073 147.3)
-
Step 950
950
#162C19
oklch(26.8% 0.045 147.4)
#173F1E 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) | #40391B | 0.058 |
| Deuteranopia (no green cones) | #3A3620 | 0.056 |
| Tritanopia (no blue cones) | #0F3E37 | 0.042 |
| Achromatopsia (no color) | #373737 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #173F1E
#173F1E
oklch(32.9% 0.073 147.3)
- #492748
#492748
oklch(33.1% 0.072 328.1)
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 #173F1E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.027
- Hunter Green #0B4008 ΔE 0.029
- Pine Green #0A481E ΔE 0.031
- Pakistan Green #283618 ΔE 0.033
- Forrest Green #154406 ΔE 0.034
- British Racing Green #05480D ΔE 0.042
- Dark Olive #373E02 ΔE 0.043
- Racing Green #014600 ΔE 0.046
Use #173F1E 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.