#045F0F
Closest named color: Dark Green (#006400). oklch(42.2% 0.136 143.7), rgb(4, 95, 15).
Aa
White text reads best on this color (7.92:1).
About this color
#045F0F is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.136 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.019 away. White text reads best on it, at 7.92:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 2.64:1 |
| White text | 7.92:1 |
Values
| HEX | #045F0F |
| RGB | rgb(4, 95, 15) |
| HSL | hsl(127, 92%, 19%) |
| OKLCH | oklch(42.2% 0.136 143.7) |
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 #045F0F | 7.92:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #045F0F | 2.64:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #045F0F text on white | 7.92:1 | AAA | Lc 86.9 | Fine for body text |
| #045F0F text on black | 2.64:1 | Fails | Lc -15.2 | Dividers and decoration only |
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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C8E1C7
oklch(88.4% 0.044 144.2)
-
Step 300
300
#A2CEA0
oklch(80.8% 0.079 143.7)
-
Step 400
400
#6DB56C
oklch(70.7% 0.127 143.8)
-
Step 500
500
#40A142
oklch(63% 0.161 143.7)
-
Step 600
600
#108C1E
oklch(55.7% 0.176 143.7)
-
Step 700
700
#007612
oklch(49.1% 0.161 143.7)
-
Step 800
800 (this color)
#045F0F
oklch(42.2% 0.136 143.7)
-
Step 900
900
#144F17
oklch(37.7% 0.106 143.8)
-
Step 950
950
#0E2E0F
oklch(26.8% 0.066 144)
#045F0F 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) | #615500 | 0.098 |
| Deuteranopia (no green cones) | #584F19 | 0.097 |
| Tritanopia (no blue cones) | #005C50 | 0.086 |
| Achromatopsia (no color) | #515151 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045F0F
#045F0F
oklch(42.2% 0.136 143.7)
- #702D77
#702D77
oklch(42.3% 0.136 323.8)
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 #045F0F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.019
- Deep Green #02590F ΔE 0.020
- Forest #0B5509 ΔE 0.032
- Spruce #0A5F38 ΔE 0.045
- Navy Green #35530A ΔE 0.047
- Pine #2B5D34 ΔE 0.051
- Camouflage Green #4B6113 ΔE 0.062
- Army Green #4B5D16 ΔE 0.063
Use #045F0F 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.