#172B22
Closest named color: Jet (#212529). oklch(26.9% 0.031 164), rgb(23, 43, 34).
Aa
White text reads best on this color (14.94:1).
About this color
#172B22 is a dark, muted green. In OKLCH its lightness is 27%, its chroma 0.031 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jet (#212529), ΔE 0.032 away. White text reads best on it, at 14.94:1.
| Hue family | Greens |
| Lightness | dark (27%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Jet (#212529) |
| Black text | 1.40:1 |
| White text | 14.94:1 |
Values
| HEX | #172B22 |
| RGB | rgb(23, 43, 34) |
| HSL | hsl(153, 30%, 13%) |
| OKLCH | oklch(26.9% 0.031 164) |
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 #172B22 | 14.94:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #172B22 | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #172B22 text on white | 14.94:1 | AAA | Lc 101.8 | Preferred for body text |
| #172B22 text on black | 1.40:1 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CEDED5
oklch(88.6% 0.021 161.4)
-
Step 300
300
#ACC9BA
oklch(81% 0.038 163)
-
Step 400
400
#7EAD97
oklch(70.8% 0.06 164.3)
-
Step 500
500
#5C987D
oklch(63.1% 0.075 163.9)
-
Step 600
600
#408366
oklch(55.7% 0.083 163.4)
-
Step 700
700
#316E55
oklch(49% 0.076 164.2)
-
Step 800
800
#2A5A46
oklch(42.8% 0.063 164.3)
-
Step 900
900
#274A3B
oklch(37.8% 0.049 164.6)
-
Step 950
950 (this color)
#172B22
oklch(26.9% 0.031 164)
#172B22 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) | #2A2822 | 0.031 |
| Deuteranopia (no green cones) | #272623 | 0.030 |
| Tritanopia (no blue cones) | #122B28 | 0.012 |
| Achromatopsia (no color) | #272727 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #172B22
#172B22
oklch(26.9% 0.031 164)
- #31202A
#31202A
oklch(26.9% 0.031 343.3)
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 #172B22, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.032
- Dark #1B2431 ΔE 0.044
- Pakistan Green #283618 ΔE 0.054
- Very Dark Green #062E03 ΔE 0.055
- Dark Forest Green #002D04 ΔE 0.056
- Oxford Blue #1B263B ΔE 0.056
- Gunmetal #293241 ΔE 0.065
- Dark Brown #341C02 ΔE 0.068
Use #172B22 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.