#172B01
Closest named color: Very Dark Green (#062E03). oklch(26.2% 0.071 131.7), rgb(23, 43, 1).
Aa
White text reads best on this color (15.19:1).
About this color
#172B01 is a dark, moderately saturated green. In OKLCH its lightness is 26%, its chroma 0.071 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Green (#062E03), ΔE 0.018 away. White text reads best on it, at 15.19:1.
| Hue family | Greens |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Very Dark Green (#062E03) |
| Black text | 1.38:1 |
| White text | 15.19:1 |
Values
| HEX | #172B01 |
| RGB | rgb(23, 43, 1) |
| HSL | hsl(89, 95%, 9%) |
| OKLCH | oklch(26.2% 0.071 131.7) |
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 #172B01 | 15.19:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #172B01 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #172B01 text on white | 15.19:1 | AAA | Lc 102.0 | Preferred for body text |
| #172B01 text on black | 1.38:1 | 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
#F3F7EF
oklch(97.1% 0.011 128.6)
-
Step 100
100
#E4EEDD
oklch(93.7% 0.025 132.1)
-
Step 200
200
#CEE0C1
oklch(88.5% 0.046 132.1)
-
Step 300
300
#ADCC94
oklch(80.8% 0.083 131.6)
-
Step 400
400
#81B255
oklch(70.8% 0.134 132)
-
Step 500
500
#619D0B
oklch(63% 0.171 131.7)
-
Step 600
600
#508400
oklch(55.5% 0.153 131.6)
-
Step 700
700
#426F00
oklch(49% 0.136 131.8)
-
Step 800
800
#365B00
oklch(42.7% 0.117 131.5)
-
Step 900
900
#2C4C00
oklch(37.7% 0.104 131.6)
-
Step 950
950 (this color)
#172B01
oklch(26.2% 0.071 131.7)
#172B01 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) | #2D2700 | 0.038 |
| Deuteranopia (no green cones) | #2B2504 | 0.040 |
| Tritanopia (no blue cones) | #182923 | 0.053 |
| Achromatopsia (no color) | #262626 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #172B01
#172B01
oklch(26.2% 0.071 131.7)
- #30193D
#30193D
oklch(26.3% 0.07 312)
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 #172B01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Green #062E03 ΔE 0.018
- Dark Forest Green #002D04 ΔE 0.021
- Pakistan Green #283618 ΔE 0.053
- Dark Brown #341C02 ΔE 0.071
- Hunter Green #0B4008 ΔE 0.072
- Jet #212529 ΔE 0.075
- Dark Olive #373E02 ΔE 0.086
- Forrest Green #154406 ΔE 0.086
Use #172B01 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.