#045309
Closest named color: Forest (#0B5509). oklch(38.4% 0.125 143.2), rgb(4, 83, 9).
Aa
White text reads best on this color (9.34:1).
About this color
#045309 is a dark, moderately saturated green. In OKLCH its lightness is 38%, its chroma 0.125 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.008 away. White text reads best on it, at 9.34:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.24:1 |
| White text | 9.34:1 |
Values
| HEX | #045309 |
| RGB | rgb(4, 83, 9) |
| HSL | hsl(124, 91%, 17%) |
| OKLCH | oklch(38.4% 0.125 143.2) |
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 #045309 | 9.34:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #045309 | 2.24:1 | Fails | Lc 13.0 | Not readable |
| #045309 text on white | 9.34:1 | AAA | Lc 91.0 | Preferred for body text |
| #045309 text on black | 2.24:1 | Fails | Lc -11.3 | 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 900.
-
Step 50
50
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C6E3C4
oklch(88.6% 0.052 143.4)
-
Step 300
300
#9DD19A
oklch(81% 0.093 143.3)
-
Step 400
400
#62B85F
oklch(70.7% 0.15 143.1)
-
Step 500
500
#27A52B
oklch(63.2% 0.192 143.2)
-
Step 600
600
#008C10
oklch(55.5% 0.184 143.2)
-
Step 700
700
#00760C
oklch(49.1% 0.163 143.2)
-
Step 800
800
#006108
oklch(42.7% 0.142 143.2)
-
Step 900
900 (this color)
#045309
oklch(38.4% 0.125 143.2)
-
Step 950
950
#073008
oklch(27.1% 0.08 143.3)
#045309 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) | #554A00 | 0.089 |
| Deuteranopia (no green cones) | #4D4413 | 0.090 |
| Tritanopia (no blue cones) | #005046 | 0.081 |
| Achromatopsia (no color) | #474747 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #045309
#045309
oklch(38.4% 0.125 143.2)
- #622669
#622669
oklch(38.4% 0.126 323.4)
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 #045309, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.008
- Deep Green #02590F ΔE 0.019
- Bottle Green #044A05 ΔE 0.030
- Darkgreen #054907 ΔE 0.033
- British Racing Green #05480D ΔE 0.038
- Navy Green #35530A ΔE 0.039
- Racing Green #014600 ΔE 0.044
- Pine Green #0A481E ΔE 0.046
Use #045309 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.