#045B1E
Closest named color: Deep Green (#02590F). oklch(41.1% 0.12 146.9), rgb(4, 91, 30).
Aa
White text reads best on this color (8.33:1).
About this color
#045B1E is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.120 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 0.013 away. White text reads best on it, at 8.33:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.52:1 |
| White text | 8.33:1 |
Values
| HEX | #045B1E |
| RGB | rgb(4, 91, 30) |
| HSL | hsl(138, 92%, 19%) |
| OKLCH | oklch(41.1% 0.12 146.9) |
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 #045B1E | 8.33:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #045B1E | 2.52:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #045B1E text on white | 8.33:1 | AAA | Lc 88.2 | Fine for body text |
| #045B1E text on black | 2.52:1 | Fails | Lc -14.0 | 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 800.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E1EEE2
oklch(93.6% 0.021 147.6)
-
Step 200
200
#C9E1CA
oklch(88.6% 0.04 146.4)
-
Step 300
300
#A3CDA7
oklch(80.8% 0.069 147.5)
-
Step 400
400
#6FB477
oklch(70.8% 0.113 147)
-
Step 500
500
#43A053
oklch(63.1% 0.143 147.1)
-
Step 600
600
#188A36
oklch(55.5% 0.156 147)
-
Step 700
700
#037528
oklch(49% 0.145 146.9)
-
Step 800
800 (this color)
#045B1E
oklch(41.1% 0.12 146.9)
-
Step 900
900
#174E21
oklch(37.6% 0.093 146.7)
-
Step 950
950
#0F2E14
oklch(27% 0.06 146.9)
#045B1E 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) | #5C5217 | 0.092 |
| Deuteranopia (no green cones) | #534B23 | 0.093 |
| Tritanopia (no blue cones) | #00594E | 0.071 |
| Achromatopsia (no color) | #4E4E4E | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045B1E
#045B1E
oklch(41.1% 0.12 146.9)
- #6B2E6C
#6B2E6C
oklch(41% 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 #045B1E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.013
- Forest #0B5509 ΔE 0.022
- Spruce #0A5F38 ΔE 0.033
- Navy Green #35530A ΔE 0.037
- Dark Green #006400 ΔE 0.039
- Pine #2B5D34 ΔE 0.040
- Bottle Green #044A05 ΔE 0.056
- Darkgreen #054907 ΔE 0.059
Use #045B1E 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.