#33573B
Closest named color: Pine (#2B5D34). oklch(42.1% 0.062 150.1), rgb(51, 87, 59).
Aa
White text reads best on this color (8.18:1).
About this color
#33573B is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.062 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.026 away. White text reads best on it, at 8.18:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #33573B |
| RGB | rgb(51, 87, 59) |
| HSL | hsl(133, 26%, 27%) |
| OKLCH | oklch(42.1% 0.062 150.1) |
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 #33573B | 8.18:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #33573B | 2.56:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #33573B text on white | 8.18:1 | AAA | Lc 88.2 | Fine for body text |
| #33573B text on black | 2.56:1 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE6
oklch(93.6% 0.011 149.9)
-
Step 200
200
#D0DDD2
oklch(88.5% 0.02 150.1)
-
Step 300
300
#B1C8B4
oklch(81% 0.037 149)
-
Step 400
400
#87AB8E
oklch(70.6% 0.058 150.5)
-
Step 500
500
#689772
oklch(63.2% 0.075 150.4)
-
Step 600
600
#4F815A
oklch(55.7% 0.081 150.1)
-
Step 700
700
#3F6D4A
oklch(49.1% 0.076 150.5)
-
Step 800
800 (this color)
#33573B
oklch(42.1% 0.062 150.1)
-
Step 900
900
#2E4934
oklch(37.7% 0.049 150.5)
-
Step 950
950
#1B2B1E
oklch(27% 0.032 149.7)
#33573B 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) | #575139 | 0.052 |
| Deuteranopia (no green cones) | #524E3D | 0.051 |
| Tritanopia (no blue cones) | #2D5650 | 0.035 |
| Achromatopsia (no color) | #4F4F4F | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33573B
#33573B
oklch(42.1% 0.062 150.1)
- #61415E
#61415E
oklch(42.2% 0.062 329.9)
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 #33573B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.026
- Spruce #0A5F38 ΔE 0.038
- Dark Blue Green #005249 ΔE 0.046
- Dark Green Blue #1F6357 ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.049
- Navy Green #35530A ΔE 0.052
- Army Green #4B5D16 ΔE 0.057
- Deep Teal #00555A ΔE 0.059
Use #33573B 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.