#006521
Closest named color: Dark Green (#006400). oklch(44.1% 0.131 147), rgb(0, 101, 33).
Aa
White text reads best on this color (7.28:1).
About this color
#006521 is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.131 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.021 away. White text reads best on it, at 7.28:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 2.88:1 |
| White text | 7.28:1 |
Values
| HEX | #006521 |
| RGB | rgb(0, 101, 33) |
| HSL | hsl(140, 100%, 20%) |
| OKLCH | oklch(44.1% 0.131 147) |
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 #006521 | 7.28:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #006521 | 2.88:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #006521 text on white | 7.28:1 | AAA | Lc 84.7 | Fine for body text |
| #006521 text on black | 2.88:1 | Fails | Lc -17.3 | 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
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C8E1C9
oklch(88.5% 0.042 146.3)
-
Step 300
300
#A0CFA4
oklch(81% 0.078 147)
-
Step 400
400
#69B572
oklch(70.6% 0.123 146.8)
-
Step 500
500
#38A24C
oklch(63.2% 0.157 146.8)
-
Step 600
600
#008B31
oklch(55.5% 0.165 147.1)
-
Step 700
700
#007528
oklch(49% 0.145 147.1)
-
Step 800
800 (this color)
#006521
oklch(44.1% 0.131 147)
-
Step 900
900
#0E4F1E
oklch(37.6% 0.101 147.2)
-
Step 950
950
#0C2F12
oklch(27.1% 0.066 146.7)
#006521 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) | #665B19 | 0.100 |
| Deuteranopia (no green cones) | #5D5427 | 0.101 |
| Tritanopia (no blue cones) | #006257 | 0.080 |
| Achromatopsia (no color) | #565656 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #006521
#006521
oklch(44.1% 0.131 147)
- #773378
#773378
oklch(44.1% 0.132 327)
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 #006521, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.021
- Deep Green #02590F ΔE 0.039
- Spruce #0A5F38 ΔE 0.039
- Pine #2B5D34 ΔE 0.046
- Forest #0B5509 ΔE 0.051
- Camouflage Green #4B6113 ΔE 0.056
- Navy Green #35530A ΔE 0.058
- Army Green #4B5D16 ΔE 0.059
Use #006521 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.