#03210A
Closest named color: Dark Forest Green (#002D04). oklch(21.8% 0.057 148.5), rgb(3, 33, 10).
Aa
White text reads best on this color (17.13:1).
About this color
#03210A is a very dark, muted green. In OKLCH its lightness is 22%, its chroma 0.057 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.048 away. White text reads best on it, at 17.13:1.
| Hue family | Greens |
| Lightness | very dark (22%) |
| Chroma | muted (0.057) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.22:1 |
| White text | 17.13:1 |
Values
| HEX | #03210A |
| RGB | rgb(3, 33, 10) |
| HSL | hsl(134, 83%, 7%) |
| OKLCH | oklch(21.8% 0.057 148.5) |
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 #03210A | 17.13:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #03210A | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #03210A text on white | 17.13:1 | AAA | Lc 103.8 | Preferred for body text |
| #03210A text on black | 1.22:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE3
oklch(93.7% 0.019 147.8)
-
Step 200
200
#C9E0CC
oklch(88.4% 0.037 149.1)
-
Step 300
300
#A4CDA9
oklch(80.9% 0.066 148.3)
-
Step 400
400
#6FB37B
oklch(70.6% 0.107 148.7)
-
Step 500
500
#44A058
oklch(63.2% 0.138 148.3)
-
Step 600
600
#1A8A3D
oklch(55.6% 0.149 148.5)
-
Step 700
700
#05752F
oklch(49.1% 0.139 148.5)
-
Step 800
800
#0E5F28
oklch(42.6% 0.114 148.6)
-
Step 900
900
#174E25
oklch(37.7% 0.089 148.6)
-
Step 950
950 (this color)
#03210A
oklch(21.8% 0.057 148.5)
#03210A 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) | #211D08 | 0.045 |
| Deuteranopia (no green cones) | #1E1A0C | 0.047 |
| Tritanopia (no blue cones) | #00201C | 0.033 |
| Achromatopsia (no color) | #1C1C1C | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03210A
#03210A
oklch(21.8% 0.057 148.5)
- #280F27
#280F27
oklch(21.8% 0.057 328.8)
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 #03210A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.048
- Very Dark Green #062E03 ΔE 0.053
- Rich Black #0D1B2A ΔE 0.073
- Jet #212529 ΔE 0.073
- Rich Navy #001219 ΔE 0.075
- Dark #1B2431 ΔE 0.081
- Dark Brown #341C02 ΔE 0.082
- Almost Black #070D0D ΔE 0.083
Use #03210A 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.