#173F2E
Closest named color: Evergreen (#05472A). oklch(33.3% 0.055 163), rgb(23, 63, 46).
Aa
White text reads best on this color (11.75:1).
About this color
#173F2E is a dark, muted green. In OKLCH its lightness is 33%, its chroma 0.055 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.032 away. White text reads best on it, at 11.75:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.78:1 |
| White text | 11.75:1 |
Values
| HEX | #173F2E |
| RGB | rgb(23, 63, 46) |
| HSL | hsl(155, 47%, 17%) |
| OKLCH | oklch(33.3% 0.055 163) |
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 #173F2E | 11.75:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #173F2E | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #173F2E text on white | 11.75:1 | AAA | Lc 96.8 | Preferred for body text |
| #173F2E 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
#E3ECE7
oklch(93.5% 0.012 162)
-
Step 200
200
#CCDED5
oklch(88.5% 0.023 164.5)
-
Step 300
300
#AAC9B9
oklch(80.8% 0.04 163)
-
Step 400
400
#7BAE95
oklch(70.8% 0.065 162.9)
-
Step 500
500
#569A7B
oklch(63.2% 0.085 163)
-
Step 600
600
#388464
oklch(55.6% 0.091 163.2)
-
Step 700
700
#2A7053
oklch(49.2% 0.085 163)
-
Step 800
800
#245B44
oklch(42.7% 0.07 163.3)
-
Step 900
900 (this color)
#173F2E
oklch(33.3% 0.055 163)
-
Step 950
950
#152C21
oklch(27% 0.036 161.9)
#173F2E 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) | #3E3A2D | 0.054 |
| Deuteranopia (no green cones) | #38362F | 0.052 |
| Tritanopia (no blue cones) | #073F3A | 0.022 |
| Achromatopsia (no color) | #383838 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #173F2E
#173F2E
oklch(33.3% 0.055 163)
- #4A2A3E
#4A2A3E
oklch(33.3% 0.056 342.5)
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 #173F2E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.032
- Pakistan Green #283618 ΔE 0.038
- Pine Green #0A481E ΔE 0.046
- Hunter Green #0B4008 ΔE 0.053
- Onyx #343A40 ΔE 0.056
- Forrest Green #154406 ΔE 0.057
- Dark Olive #373E02 ΔE 0.057
- Midnight Green #073B4C ΔE 0.059
Use #173F2E 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.