#217E64
Closest named color: Bluegreen (#017A79). oklch(53.3% 0.095 169.9), rgb(33, 126, 100).
Aa
White text reads best on this color (4.96:1).
About this color
#217E64 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.095 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.039 away. White text reads best on it, at 4.96:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.23:1 |
| White text | 4.96:1 |
Values
| HEX | #217E64 |
| RGB | rgb(33, 126, 100) |
| HSL | hsl(163, 58%, 31%) |
| OKLCH | oklch(53.3% 0.095 169.9) |
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 #217E64 | 4.96:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #217E64 | 4.23:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #217E64 text on white | 4.96:1 | AA | Lc 74.0 | Content text, not long reading |
| #217E64 text on black | 4.23:1 | AA large text | Lc -27.7 | 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 600.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDED7
oklch(88.4% 0.022 171.7)
-
Step 300
300
#A6CABC
oklch(80.9% 0.043 169.6)
-
Step 400
400
#75AF9A
oklch(70.8% 0.068 169.6)
-
Step 500
500
#4D9B81
oklch(63.2% 0.088 169.4)
-
Step 600
600 (this color)
#217E64
oklch(53.3% 0.095 169.9)
-
Step 700
700
#1B7159
oklch(49.2% 0.088 169.7)
-
Step 800
800
#1A5C49
oklch(42.8% 0.073 170)
-
Step 900
900
#1D4B3D
oklch(37.6% 0.056 170.5)
-
Step 950
950
#122C24
oklch(27% 0.036 171.2)
#217E64 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) | #7A7563 | 0.096 |
| Deuteranopia (no green cones) | #6E6C66 | 0.093 |
| Tritanopia (no blue cones) | #007F77 | 0.029 |
| Achromatopsia (no color) | #707070 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #217E64
#217E64
oklch(53.3% 0.095 169.9)
- #955574
#955574
oklch(53.3% 0.093 350.3)
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 #217E64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.039
- Teal #008080 ΔE 0.042
- Dark Aquamarine #017371 ΔE 0.048
- Deep Turquoise #017374 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.051
- Deep Aqua #08787F ΔE 0.052
- Jungle Green #048243 ΔE 0.054
- Dark Sage #598556 ΔE 0.058
Use #217E64 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.