#045C1F
Closest named color: Deep Green (#02590F). oklch(41.4% 0.121 147.1), rgb(4, 92, 31).
Aa
White text reads best on this color (8.21:1).
About this color
#045C1F is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.121 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.015 away. White text reads best on it, at 8.21:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.55:1 |
| White text | 8.21:1 |
Values
| HEX | #045C1F |
| RGB | rgb(4, 92, 31) |
| HSL | hsl(138, 92%, 19%) |
| OKLCH | oklch(41.4% 0.121 147.1) |
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 #045C1F | 8.21:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #045C1F | 2.55:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #045C1F text on white | 8.21:1 | AAA | Lc 87.9 | Fine for body text |
| #045C1F text on black | 2.55:1 | Fails | Lc -14.3 | 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 800.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE2
oklch(93.6% 0.021 147.6)
-
Step 200
200
#C9E1CB
oklch(88.6% 0.039 147.6)
-
Step 300
300
#A3CEA7
oklch(81% 0.071 147.4)
-
Step 400
400
#6EB477
oklch(70.8% 0.113 147.3)
-
Step 500
500
#42A053
oklch(63.1% 0.144 147.2)
-
Step 600
600
#168A36
oklch(55.5% 0.156 147.1)
-
Step 700
700
#007528
oklch(49% 0.145 147.1)
-
Step 800
800 (this color)
#045C1F
oklch(41.4% 0.121 147.1)
-
Step 900
900
#164E21
oklch(37.6% 0.094 147)
-
Step 950
950
#0F2E14
oklch(27% 0.06 146.9)
#045C1F 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) | #5D5318 | 0.093 |
| Deuteranopia (no green cones) | #544C24 | 0.093 |
| Tritanopia (no blue cones) | #005A4F | 0.072 |
| Achromatopsia (no color) | #4F4F4F | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045C1F
#045C1F
oklch(41.4% 0.121 147.1)
- #6C2F6D
#6C2F6D
oklch(41.4% 0.121 326.9)
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 #045C1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.015
- Forest #0B5509 ΔE 0.025
- Spruce #0A5F38 ΔE 0.032
- Dark Green #006400 ΔE 0.037
- Navy Green #35530A ΔE 0.039
- Pine #2B5D34 ΔE 0.039
- Bottle Green #044A05 ΔE 0.060
- Army Green #4B5D16 ΔE 0.061
Use #045C1F 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.