#174C21
Closest named color: Pine Green (#0A481E). oklch(37% 0.09 147), rgb(23, 76, 33).
Aa
White text reads best on this color (10.03:1).
About this color
#174C21 is a dark, moderately saturated green. In OKLCH its lightness is 37%, its chroma 0.090 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine Green (#0A481E), ΔE 0.017 away. White text reads best on it, at 10.03:1.
| Hue family | Greens |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Pine Green (#0A481E) |
| Black text | 2.09:1 |
| White text | 10.03:1 |
Values
| HEX | #174C21 |
| RGB | rgb(23, 76, 33) |
| HSL | hsl(131, 54%, 19%) |
| OKLCH | oklch(37% 0.09 147) |
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 #174C21 | 10.03:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #174C21 | 2.09:1 | Fails | Lc 10.9 | Not readable |
| #174C21 text on white | 10.03:1 | AAA | Lc 93.0 | Preferred for body text |
| #174C21 text on black | 2.09:1 | Fails | Lc -9.5 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE2
oklch(93.7% 0.02 145.4)
-
Step 200
200
#CAE0CB
oklch(88.5% 0.037 146.5)
-
Step 300
300
#A4CDA8
oklch(80.9% 0.067 147.5)
-
Step 400
400
#71B378
oklch(70.7% 0.109 146.8)
-
Step 500
500
#479F55
oklch(63% 0.138 147)
-
Step 600
600
#208A39
oklch(55.7% 0.151 147)
-
Step 700
700
#0E752B
oklch(49.2% 0.141 147)
-
Step 800
800
#135F25
oklch(42.7% 0.116 147)
-
Step 900
900 (this color)
#174C21
oklch(37% 0.09 147)
-
Step 950
950
#102E15
oklch(27.1% 0.058 147.2)
#174C21 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) | #4D451D | 0.071 |
| Deuteranopia (no green cones) | #464024 | 0.070 |
| Tritanopia (no blue cones) | #084A42 | 0.053 |
| Achromatopsia (no color) | #424242 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #174C21
#174C21
oklch(37% 0.09 147)
- #582C58
#582C58
oklch(36.9% 0.091 327.2)
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 #174C21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine Green #0A481E ΔE 0.017
- Evergreen #05472A ΔE 0.026
- British Racing Green #05480D ΔE 0.028
- Darkgreen #054907 ΔE 0.030
- Bottle Green #044A05 ΔE 0.031
- Forrest Green #154406 ΔE 0.034
- Racing Green #014600 ΔE 0.039
- Forest #0B5509 ΔE 0.042
Use #174C21 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.