#216B4B
Closest named color: Dark Green Blue (#1F6357). oklch(47.3% 0.09 161), rgb(33, 107, 75).
Aa
White text reads best on this color (6.42:1).
About this color
#216B4B is a medium-dark, moderately saturated green. In OKLCH its lightness is 47%, its chroma 0.090 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.037 away. White text reads best on it, at 6.42:1.
| Hue family | Greens |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.26:1 |
| White text | 6.42:1 |
Values
| HEX | #216B4B |
| RGB | rgb(33, 107, 75) |
| HSL | hsl(154, 53%, 27%) |
| OKLCH | oklch(47.3% 0.09 161) |
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 #216B4B | 6.42:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #216B4B | 3.26:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #216B4B text on white | 6.42:1 | AA | Lc 81.6 | Fine for body text |
| #216B4B text on black | 3.26:1 | AA large text | Lc -20.3 | 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 700.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE7
oklch(93.7% 0.013 159.9)
-
Step 200
200
#CCDED4
oklch(88.4% 0.024 161.7)
-
Step 300
300
#A9CAB8
oklch(81% 0.043 161.4)
-
Step 400
400
#7AAE93
oklch(70.6% 0.068 161.4)
-
Step 500
500
#549A78
oklch(63% 0.089 161.3)
-
Step 600
600
#368561
oklch(55.7% 0.096 161)
-
Step 700
700 (this color)
#216B4B
oklch(47.3% 0.09 161)
-
Step 800
800
#235B42
oklch(42.6% 0.073 161.6)
-
Step 900
900
#224B37
oklch(37.7% 0.058 160.5)
-
Step 950
950
#152C21
oklch(27% 0.036 161.9)
#216B4B 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) | #696349 | 0.084 |
| Deuteranopia (no green cones) | #605C4D | 0.083 |
| Tritanopia (no blue cones) | #006B62 | 0.036 |
| Achromatopsia (no color) | #5F5F5F | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216B4B
#216B4B
oklch(47.3% 0.09 161)
- #7D466B
#7D466B
oklch(47.3% 0.09 340.5)
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 #216B4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.037
- Pine #2B5D34 ΔE 0.046
- Spruce #0A5F38 ΔE 0.046
- Dark Aqua #05696B ΔE 0.053
- Dark Aquamarine #017371 ΔE 0.056
- Dark Olive Green #556B2F ΔE 0.058
- Camo Green #526525 ΔE 0.058
- Deep Turquoise #017374 ΔE 0.061
Use #216B4B 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.