#173401
Closest named color: Very Dark Green (#062E03). oklch(29.1% 0.084 135.1), rgb(23, 52, 1).
Aa
White text reads best on this color (13.74:1).
About this color
#173401 is a dark, moderately saturated green. In OKLCH its lightness is 29%, its chroma 0.084 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Green (#062E03), ΔE 0.029 away. White text reads best on it, at 13.74:1.
| Hue family | Greens |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Very Dark Green (#062E03) |
| Black text | 1.52:1 |
| White text | 13.74:1 |
Values
| HEX | #173401 |
| RGB | rgb(23, 52, 1) |
| HSL | hsl(94, 96%, 10%) |
| OKLCH | oklch(29.1% 0.084 135.1) |
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 #173401 | 13.74:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #173401 | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #173401 text on white | 13.74:1 | AAA | Lc 100.1 | Preferred for body text |
| #173401 text on black | 1.52:1 | 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 950.
-
Step 50
50
#F2F8EF
oklch(97.2% 0.013 134.9)
-
Step 100
100
#E2EFDC
oklch(93.7% 0.029 135.6)
-
Step 200
200
#CAE2BE
oklch(88.5% 0.055 135.1)
-
Step 300
300
#A5CF8E
oklch(80.8% 0.099 134.9)
-
Step 400
400
#73B648
oklch(70.8% 0.159 135)
-
Step 500
500
#52A000
oklch(63% 0.185 135.1)
-
Step 600
600
#448700
oklch(55.7% 0.163 135.2)
-
Step 700
700
#387100
oklch(49% 0.143 135.1)
-
Step 800
800
#2D5D00
oklch(42.7% 0.125 135.1)
-
Step 900
900
#254D00
oklch(37.6% 0.109 134.8)
-
Step 950
950 (this color)
#173401
oklch(29.1% 0.084 135.1)
#173401 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) | #362F00 | 0.050 |
| Deuteranopia (no green cones) | #332C05 | 0.051 |
| Tritanopia (no blue cones) | #16322B | 0.061 |
| Achromatopsia (no color) | #2D2D2D | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #173401
#173401
oklch(29.1% 0.084 135.1)
- #3B1C47
#3B1C47
oklch(29.1% 0.083 315.7)
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 #173401, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Green #062E03 ΔE 0.029
- Dark Forest Green #002D04 ΔE 0.035
- Pakistan Green #283618 ΔE 0.038
- Hunter Green #0B4008 ΔE 0.040
- Forrest Green #154406 ΔE 0.054
- Dark Olive #373E02 ΔE 0.061
- Racing Green #014600 ΔE 0.062
- British Racing Green #05480D ΔE 0.066
Use #173401 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.