#216F55
Closest named color: Dark Green Blue (#1F6357). oklch(48.7% 0.086 166.8), rgb(33, 111, 85).
Aa
White text reads best on this color (6.05:1).
About this color
#216F55 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.086 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.041 away. White text reads best on it, at 6.05:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.46:1 |
| White text | 6.05:1 |
Values
| HEX | #216F55 |
| RGB | rgb(33, 111, 85) |
| HSL | hsl(160, 54%, 28%) |
| OKLCH | oklch(48.7% 0.086 166.8) |
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 #216F55 | 6.05:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #216F55 | 3.46:1 | AA large text | Lc 24.1 | Dividers and decoration only |
| #216F55 text on white | 6.05:1 | AA | Lc 79.9 | Fine for body text |
| #216F55 text on black | 3.46:1 | AA large text | Lc -21.9 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3EDE8
oklch(93.7% 0.013 164.8)
-
Step 200
200
#CBDED6
oklch(88.4% 0.023 168.7)
-
Step 300
300
#A8CABB
oklch(81% 0.042 166.8)
-
Step 400
400
#77AE98
oklch(70.6% 0.066 167.6)
-
Step 500
500
#519A7E
oklch(63.1% 0.086 166.6)
-
Step 600
600
#318468
oklch(55.5% 0.092 167.5)
-
Step 700
700 (this color)
#216F55
oklch(48.7% 0.086 166.8)
-
Step 800
800
#1F5B46
oklch(42.6% 0.071 166.6)
-
Step 900
900
#204B3B
oklch(37.7% 0.056 166.6)
-
Step 950
950
#142C23
oklch(27% 0.035 167.4)
#216F55 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) | #6C6754 | 0.086 |
| Deuteranopia (no green cones) | #625F57 | 0.084 |
| Tritanopia (no blue cones) | #006F68 | 0.030 |
| Achromatopsia (no color) | #636363 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216F55
#216F55
oklch(48.7% 0.086 166.8)
- #834A69
#834A69
oklch(48.7% 0.087 347)
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 #216F55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.041
- Dark Aquamarine #017371 ΔE 0.041
- Deep Turquoise #017374 ΔE 0.046
- Dark Aqua #05696B ΔE 0.046
- Bluegreen #017A79 ΔE 0.055
- Dark Olive Green #556B2F ΔE 0.062
- Pine #2B5D34 ΔE 0.062
- Spruce #0A5F38 ΔE 0.062
Use #216F55 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.